Concentration massique

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open-block";}</script> <div class="mw-content-ltr mw-parser-output" lang="fr" dir="ltr"> <section class="mf-section-0" id="mf-section-0"> <p>En <a href="https://fr-m-wikipedia-org.translate.goog/wiki/Physique?_x_tr_sl=auto&_x_tr_tl=en&_x_tr_hl=en-GB" title="Physique">physique</a>, particulièrement en <a href="https://fr-m-wikipedia-org.translate.goog/wiki/Chimie?_x_tr_sl=auto&_x_tr_tl=en&_x_tr_hl=en-GB" title="Chimie">chimie</a>, la <b>concentration massique</b>, <b>concentration en masse,</b> <b>concentration pondérale</b> ou <b>masse volumique partielle</b> d'un <a href="https://fr-m-wikipedia-org.translate.goog/wiki/Solut%C3%A9?_x_tr_sl=auto&_x_tr_tl=en&_x_tr_hl=en-GB" title="Soluté">soluté</a> en <a href="https://fr-m-wikipedia-org.translate.goog/wiki/Solution_(chimie)?_x_tr_sl=auto&_x_tr_tl=en&_x_tr_hl=en-GB" title="Solution (chimie)">solution</a> est le rapport (ou le quotient) de la masse de ce soluté au volume total de solution.</p> <div class="infobox_v3 infobox infobox--frwiki noarchive"> <div class="entete" style=""> <div> Concentration massique </div> </div> <table> <caption class="hidden" style=""> Données clés </caption> <tbody> <tr> <th scope="row"><a href="https://fr-m-wikipedia-org.translate.goog/wiki/Unit%C3%A9s_de_base_du_Syst%C3%A8me_international?_x_tr_sl=auto&_x_tr_tl=en&_x_tr_hl=en-GB" title="Unités de base du Système international">Unités SI</a></th> <td>kilogramme par <a href="https://fr-m-wikipedia-org.translate.goog/wiki/M%C3%A8tre_cube?_x_tr_sl=auto&_x_tr_tl=en&_x_tr_hl=en-GB" title="Mètre cube">mètre cube</a> (<abbr class="abbr" title="kilogramme par mètre cube">kg m<sup>−3</sup></abbr>)</td> </tr> <tr> <th scope="row">Autres unités</th> <td><a href="https://fr-m-wikipedia-org.translate.goog/wiki/Gramme?_x_tr_sl=auto&_x_tr_tl=en&_x_tr_hl=en-GB" title="Gramme">gramme</a> par <a href="https://fr-m-wikipedia-org.translate.goog/wiki/Litre?_x_tr_sl=auto&_x_tr_tl=en&_x_tr_hl=en-GB" title="Litre">litre</a> (<abbr class="abbr" title="gramme par litre">g/l</abbr>)</td> </tr> <tr> <th scope="row">Nature</th> <td>Grandeur <a href="https://fr-m-wikipedia-org.translate.goog/wiki/Scalaire_(physique)?_x_tr_sl=auto&_x_tr_tl=en&_x_tr_hl=en-GB" title="Scalaire (physique)">scalaire</a> <a href="https://fr-m-wikipedia-org.translate.goog/wiki/Grandeur_intensive?_x_tr_sl=auto&_x_tr_tl=en&_x_tr_hl=en-GB" class="mw-redirect" title="Grandeur intensive">intensive</a></td> </tr> <tr> <th scope="row">Symbole usuel</th> <td><span class="mwe-math-element"><span class="mwe-math-mathml-inline mwe-math-mathml-a11y" style="display: none;"> <math xmlns="http://www.w3.org/1998/Math/MathML" alttext="{\displaystyle \rho _{i}}"><semantics> <mrow class="MJX-TeXAtom-ORD"> <mstyle displaystyle="true" scriptlevel="0"> <msub> <mi> ρ </mi> <mrow class="MJX-TeXAtom-ORD"> <mi> i </mi> </mrow> </msub> </mstyle> </mrow> <annotation encoding="application/x-tex"> {\displaystyle \rho _{i}} </annotation> </semantics> </math></span><img src="https://wikimedia.org/api/rest_v1/media/math/render/svg/1f9e51d2ad9cab8f8a5d962502ddf4189b713f7a" class="mwe-math-fallback-image-inline mw-invert skin-invert" aria-hidden="true" style="vertical-align: -0.838ex; width:2.002ex; height:2.176ex;" alt="{\displaystyle \rho _{i}}"></span> ou <span class="mwe-math-element"><span class="mwe-math-mathml-inline mwe-math-mathml-a11y" style="display: none;"> <math xmlns="http://www.w3.org/1998/Math/MathML" alttext="{\displaystyle \gamma _{i}}"><semantics> <mrow class="MJX-TeXAtom-ORD"> <mstyle displaystyle="true" scriptlevel="0"> <msub> <mi> γ </mi> <mrow class="MJX-TeXAtom-ORD"> <mi> i </mi> </mrow> </msub> </mstyle> </mrow> <annotation encoding="application/x-tex"> {\displaystyle \gamma _{i}} </annotation> </semantics> </math></span><img src="https://wikimedia.org/api/rest_v1/media/math/render/svg/907e4a28946d45e5cbf3cf3c6c48de68296039c4" class="mwe-math-fallback-image-inline mw-invert skin-invert" aria-hidden="true" style="vertical-align: -0.838ex; width:2.004ex; height:2.176ex;" alt="{\displaystyle \gamma _{i}}"></span></td> </tr> <tr> <th scope="row">Lien à d'autres grandeurs</th> <td><span class="mwe-math-element"><span class="mwe-math-mathml-inline mwe-math-mathml-a11y" style="display: none;"> <math xmlns="http://www.w3.org/1998/Math/MathML" alttext="{\displaystyle \rho _{i}={m_{i} \over V}}"><semantics> <mrow class="MJX-TeXAtom-ORD"> <mstyle displaystyle="true" scriptlevel="0"> <msub> <mi> ρ </mi> <mrow class="MJX-TeXAtom-ORD"> <mi> i </mi> </mrow> </msub> <mo> = </mo> <mrow class="MJX-TeXAtom-ORD"> <mfrac> <msub> <mi> m </mi> <mrow class="MJX-TeXAtom-ORD"> <mi> i </mi> </mrow> </msub> <mi> V </mi> </mfrac> </mrow> </mstyle> </mrow> <annotation encoding="application/x-tex"> {\displaystyle \rho _{i}={m_{i} \over V}} </annotation> </semantics> </math></span><img src="https://wikimedia.org/api/rest_v1/media/math/render/svg/b20fd7975dbadef293223d0d69217a1f966c2039" class="mwe-math-fallback-image-inline mw-invert skin-invert" aria-hidden="true" style="vertical-align: -2.005ex; width:8.776ex; height:4.843ex;" alt="{\displaystyle \rho _{i}={m_{i} \over V}}"></span></td> </tr> </tbody> </table> <p class="navbar bordered noprint" style=""><span class="plainlinks navigation-not-searchable"><a class="external text" href="https://translate.google.com/website?sl=auto&tl=en&hl=en-GB&u=https://fr.wikipedia.org/w/index.php?title%3DConcentration_massique%26action%3Dedit">modifier</a></span> <span typeof="mw:File"><a href="https://fr-m-wikipedia-org.translate.goog/wiki/Mod%C3%A8le:Infobox_Grandeur_physique?_x_tr_sl=auto&_x_tr_tl=en&_x_tr_hl=en-GB" title="Consultez la documentation du modèle"><img alt="" src="//upload.wikimedia.org/wikipedia/commons/thumb/3/38/Info_Simple.svg/12px-Info_Simple.svg.png" decoding="async" width="12" height="12" class="mw-file-element" srcset="https://translate.google.com/website?sl=auto&tl=en&hl=en-GB&u=https://upload.wikimedia.org/wikipedia/commons/thumb/3/38/Info_Simple.svg/18px-Info_Simple.svg.png 1.5x,https://translate.google.com/website?sl=auto&tl=en&hl=en-GB&u=https://upload.wikimedia.org/wikipedia/commons/thumb/3/38/Info_Simple.svg/24px-Info_Simple.svg.png 2x" data-file-width="512" data-file-height="512"></a></span></p> </div> <p>Pour un soluté <span class="mwe-math-element"><span class="mwe-math-mathml-inline mwe-math-mathml-a11y" style="display: none;"> <math xmlns="http://www.w3.org/1998/Math/MathML" alttext="{\displaystyle i}"><semantics> <mrow class="MJX-TeXAtom-ORD"> <mstyle displaystyle="true" scriptlevel="0"> <mi> i </mi> </mstyle> </mrow> <annotation encoding="application/x-tex"> {\displaystyle i} </annotation> </semantics> </math></span><img src="https://wikimedia.org/api/rest_v1/media/math/render/svg/add78d8608ad86e54951b8c8bd6c8d8416533d20" class="mwe-math-fallback-image-inline mw-invert skin-invert" aria-hidden="true" style="vertical-align: -0.338ex; width:0.802ex; height:2.176ex;" alt="{\displaystyle i}"></span> la concentration massique est donc le rapport entre la <a href="https://fr-m-wikipedia-org.translate.goog/wiki/Masse?_x_tr_sl=auto&_x_tr_tl=en&_x_tr_hl=en-GB" title="Masse">masse</a> <span class="mwe-math-element"><span class="mwe-math-mathml-inline mwe-math-mathml-a11y" style="display: none;"> <math xmlns="http://www.w3.org/1998/Math/MathML" alttext="{\displaystyle m_{i}}"><semantics> <mrow class="MJX-TeXAtom-ORD"> <mstyle displaystyle="true" scriptlevel="0"> <msub> <mi> m </mi> <mrow class="MJX-TeXAtom-ORD"> <mi> i </mi> </mrow> </msub> </mstyle> </mrow> <annotation encoding="application/x-tex"> {\displaystyle m_{i}} </annotation> </semantics> </math></span><img src="https://wikimedia.org/api/rest_v1/media/math/render/svg/95ec8e804f69706d3f5ad235f4f983220c8df7c2" class="mwe-math-fallback-image-inline mw-invert skin-invert" aria-hidden="true" style="vertical-align: -0.671ex; width:2.84ex; height:2.009ex;" alt="{\displaystyle m_{i}}"></span> du soluté et le volume <span class="mwe-math-element"><span class="mwe-math-mathml-inline mwe-math-mathml-a11y" style="display: none;"> <math xmlns="http://www.w3.org/1998/Math/MathML" alttext="{\displaystyle V}"><semantics> <mrow class="MJX-TeXAtom-ORD"> <mstyle displaystyle="true" scriptlevel="0"> <mi> V </mi> </mstyle> </mrow> <annotation encoding="application/x-tex"> {\displaystyle V} </annotation> </semantics> </math></span><img src="https://wikimedia.org/api/rest_v1/media/math/render/svg/af0f6064540e84211d0ffe4dac72098adfa52845" class="mwe-math-fallback-image-inline mw-invert skin-invert" aria-hidden="true" style="vertical-align: -0.338ex; width:1.787ex; height:2.176ex;" alt="{\displaystyle V}"></span> de solution :</p> <center> <b>Concentration massique : </b><span class="mwe-math-element"><span class="mwe-math-mathml-inline mwe-math-mathml-a11y" style="display: none;"> <math xmlns="http://www.w3.org/1998/Math/MathML" alttext="{\displaystyle \rho _{i}=\gamma _{i}={\frac {m_{i}}{V}}}"><semantics> <mrow class="MJX-TeXAtom-ORD"> <mstyle displaystyle="true" scriptlevel="0"> <msub> <mi> ρ </mi> <mrow class="MJX-TeXAtom-ORD"> <mi> i </mi> </mrow> </msub> <mo> = </mo> <msub> <mi> γ </mi> <mrow class="MJX-TeXAtom-ORD"> <mi> i </mi> </mrow> </msub> <mo> = </mo> <mrow class="MJX-TeXAtom-ORD"> <mfrac> <msub> <mi> m </mi> <mrow class="MJX-TeXAtom-ORD"> <mi> i </mi> </mrow> </msub> <mi> V </mi> </mfrac> </mrow> </mstyle> </mrow> <annotation encoding="application/x-tex"> {\displaystyle \rho _{i}=\gamma _{i}={\frac {m_{i}}{V}}} </annotation> </semantics> </math></span><img src="https://wikimedia.org/api/rest_v1/media/math/render/svg/d30a21014992b1d5e902593aa221886b61c49454" class="mwe-math-fallback-image-inline mw-invert skin-invert" aria-hidden="true" style="vertical-align: -2.005ex; width:13.879ex; height:4.843ex;" alt="{\displaystyle \rho _{i}=\gamma _{i}={\frac {m_{i}}{V}}}"></span> </center> <p>Plutôt que <span class="mwe-math-element"><span class="mwe-math-mathml-inline mwe-math-mathml-a11y" style="display: none;"> <math xmlns="http://www.w3.org/1998/Math/MathML" alttext="{\displaystyle \tau }"><semantics> <mrow class="MJX-TeXAtom-ORD"> <mstyle displaystyle="true" scriptlevel="0"> <mi> τ </mi> </mstyle> </mrow> <annotation encoding="application/x-tex"> {\displaystyle \tau } </annotation> </semantics> </math></span><img src="https://wikimedia.org/api/rest_v1/media/math/render/svg/38a7dcde9730ef0853809fefc18d88771f95206c" class="mwe-math-fallback-image-inline mw-invert skin-invert" aria-hidden="true" style="vertical-align: -0.338ex; width:1.202ex; height:1.676ex;" alt="{\displaystyle \tau }"></span> (tau en grec) ou <span class="mwe-math-element"><span class="mwe-math-mathml-inline mwe-math-mathml-a11y" style="display: none;"> <math xmlns="http://www.w3.org/1998/Math/MathML" alttext="{\displaystyle c_{m}}"><semantics> <mrow class="MJX-TeXAtom-ORD"> <mstyle displaystyle="true" scriptlevel="0"> <msub> <mi> c </mi> <mrow class="MJX-TeXAtom-ORD"> <mi> m </mi> </mrow> </msub> </mstyle> </mrow> <annotation encoding="application/x-tex"> {\displaystyle c_{m}} </annotation> </semantics> </math></span><img src="https://wikimedia.org/api/rest_v1/media/math/render/svg/e5a92f980a7ccf6827b6925c6d6421984d9c5859" class="mwe-math-fallback-image-inline mw-invert skin-invert" aria-hidden="true" style="vertical-align: -0.671ex; width:2.682ex; height:2.009ex;" alt="{\displaystyle c_{m}}"></span> (notation la plus couramment utilisée en chimie), le <a href="https://fr-m-wikipedia-org.translate.goog/wiki/Bureau_international_des_poids_et_mesures?_x_tr_sl=auto&_x_tr_tl=en&_x_tr_hl=en-GB" title="Bureau international des poids et mesures">Bureau international des poids et mesures</a> (BIPM) recommande d'utiliser la notation <span class="mwe-math-element"><span class="mwe-math-mathml-inline mwe-math-mathml-a11y" style="display: none;"> <math xmlns="http://www.w3.org/1998/Math/MathML" alttext="{\displaystyle \rho _{i}}"><semantics> <mrow class="MJX-TeXAtom-ORD"> <mstyle displaystyle="true" scriptlevel="0"> <msub> <mi> ρ </mi> <mrow class="MJX-TeXAtom-ORD"> <mi> i </mi> </mrow> </msub> </mstyle> </mrow> <annotation encoding="application/x-tex"> {\displaystyle \rho _{i}} </annotation> </semantics> </math></span><img src="https://wikimedia.org/api/rest_v1/media/math/render/svg/1f9e51d2ad9cab8f8a5d962502ddf4189b713f7a" class="mwe-math-fallback-image-inline mw-invert skin-invert" aria-hidden="true" style="vertical-align: -0.838ex; width:2.002ex; height:2.176ex;" alt="{\displaystyle \rho _{i}}"></span> ou <span class="mwe-math-element"><span class="mwe-math-mathml-inline mwe-math-mathml-a11y" style="display: none;"> <math xmlns="http://www.w3.org/1998/Math/MathML" alttext="{\displaystyle \gamma _{i}}"><semantics> <mrow class="MJX-TeXAtom-ORD"> <mstyle displaystyle="true" scriptlevel="0"> <msub> <mi> γ </mi> <mrow class="MJX-TeXAtom-ORD"> <mi> i </mi> </mrow> </msub> </mstyle> </mrow> <annotation encoding="application/x-tex"> {\displaystyle \gamma _{i}} </annotation> </semantics> </math></span><img src="https://wikimedia.org/api/rest_v1/media/math/render/svg/907e4a28946d45e5cbf3cf3c6c48de68296039c4" class="mwe-math-fallback-image-inline mw-invert skin-invert" aria-hidden="true" style="vertical-align: -0.838ex; width:2.004ex; height:2.176ex;" alt="{\displaystyle \gamma _{i}}"></span><sup id="cite_ref-1" class="reference"><a href="https://fr-m-wikipedia-org.translate.goog/wiki/Concentration_massique?_x_tr_sl=auto&_x_tr_tl=en&_x_tr_hl=en-GB#cite_note-1"><span class="cite_crochet">[</span>1<span class="cite_crochet">]</span></a></sup>. Elle peut être désignée comme <i>masse volumique partielle</i>, ou <i>densité massique partielle</i>, du soluté <span class="mwe-math-element"><span class="mwe-math-mathml-inline mwe-math-mathml-a11y" style="display: none;"> <math xmlns="http://www.w3.org/1998/Math/MathML" alttext="{\displaystyle i}"><semantics> <mrow class="MJX-TeXAtom-ORD"> <mstyle displaystyle="true" scriptlevel="0"> <mi> i </mi> </mstyle> </mrow> <annotation encoding="application/x-tex"> {\displaystyle i} </annotation> </semantics> </math></span><img src="https://wikimedia.org/api/rest_v1/media/math/render/svg/add78d8608ad86e54951b8c8bd6c8d8416533d20" class="mwe-math-fallback-image-inline mw-invert skin-invert" aria-hidden="true" style="vertical-align: -0.338ex; width:0.802ex; height:2.176ex;" alt="{\displaystyle i}"></span> dans la solution.</p> <div id="toc" class="toc" role="navigation" aria-labelledby="mw-toc-heading"> <input type="checkbox" role="button" id="toctogglecheckbox" class="toctogglecheckbox" style="display:none"> <div class="toctitle" lang="fr" dir="ltr"> <h2 id="mw-toc-heading">Sommaire</h2><span class="toctogglespan"><label class="toctogglelabel" for="toctogglecheckbox"></label></span> </div> <ul> <li class="toclevel-1 tocsection-1"><a href="https://fr-m-wikipedia-org.translate.goog/wiki/Concentration_massique?_x_tr_sl=auto&_x_tr_tl=en&_x_tr_hl=en-GB#Unit%C3%A9s_de_mesure"><span class="tocnumber">1</span> <span class="toctext">Unités de mesure</span></a></li> <li class="toclevel-1 tocsection-2"><a href="https://fr-m-wikipedia-org.translate.goog/wiki/Concentration_massique?_x_tr_sl=auto&_x_tr_tl=en&_x_tr_hl=en-GB#Propri%C3%A9t%C3%A9s"><span class="tocnumber">2</span> <span class="toctext">Propriétés</span></a></li> <li class="toclevel-1 tocsection-3"><a href="https://fr-m-wikipedia-org.translate.goog/wiki/Concentration_massique?_x_tr_sl=auto&_x_tr_tl=en&_x_tr_hl=en-GB#Grandeurs_li%C3%A9es"><span class="tocnumber">3</span> <span class="toctext">Grandeurs liées</span></a> <ul> <li class="toclevel-2 tocsection-4"><a href="https://fr-m-wikipedia-org.translate.goog/wiki/Concentration_massique?_x_tr_sl=auto&_x_tr_tl=en&_x_tr_hl=en-GB#Relation_entre_concentration_massique_et_concentration_molaire"><span class="tocnumber">3.1</span> <span class="toctext">Relation entre concentration massique et concentration molaire</span></a></li> <li class="toclevel-2 tocsection-5"><a href="https://fr-m-wikipedia-org.translate.goog/wiki/Concentration_massique?_x_tr_sl=auto&_x_tr_tl=en&_x_tr_hl=en-GB#Fraction_molaire"><span class="tocnumber">3.2</span> <span class="toctext">Fraction molaire</span></a></li> <li class="toclevel-2 tocsection-6"><a href="https://fr-m-wikipedia-org.translate.goog/wiki/Concentration_massique?_x_tr_sl=auto&_x_tr_tl=en&_x_tr_hl=en-GB#Fraction_massique"><span class="tocnumber">3.3</span> <span class="toctext">Fraction massique</span></a></li> </ul></li> <li class="toclevel-1 tocsection-7"><a href="https://fr-m-wikipedia-org.translate.goog/wiki/Concentration_massique?_x_tr_sl=auto&_x_tr_tl=en&_x_tr_hl=en-GB#R%C3%A9f%C3%A9rences"><span class="tocnumber">4</span> <span class="toctext">Références</span></a></li> <li class="toclevel-1 tocsection-8"><a href="https://fr-m-wikipedia-org.translate.goog/wiki/Concentration_massique?_x_tr_sl=auto&_x_tr_tl=en&_x_tr_hl=en-GB#Articles_connexes"><span class="tocnumber">5</span> <span class="toctext">Articles connexes</span></a></li> </ul> </div> </section> <div class="mw-heading mw-heading2 section-heading" onclick="mfTempOpenSection(1)"> <span class="indicator mf-icon mf-icon-expand mf-icon--small"></span> <h2 id="Unités_de_mesure"><span id="Unit.C3.A9s_de_mesure"></span>Unités de mesure</h2><span class="mw-editsection"> <a role="button" href="https://fr-m-wikipedia-org.translate.goog/w/index.php?title=Concentration_massique&action=edit&section=1&_x_tr_sl=auto&_x_tr_tl=en&_x_tr_hl=en-GB" title="Modifier la section : Unités de mesure" class="cdx-button cdx-button--size-large cdx-button--fake-button cdx-button--fake-button--enabled cdx-button--icon-only cdx-button--weight-quiet "> <span class="minerva-icon minerva-icon--edit"></span> <span>modifier</span> </a> </span> </div> <section class="mf-section-1 collapsible-block" id="mf-section-1"> <p>L'unité de mesure SI (<a href="https://fr-m-wikipedia-org.translate.goog/wiki/Syst%C3%A8me_international_d%27unit%C3%A9s?_x_tr_sl=auto&_x_tr_tl=en&_x_tr_hl=en-GB" title="Système international d'unités">Système international d'unités</a>) est le <a href="https://fr-m-wikipedia-org.translate.goog/wiki/Kilogramme_par_m%C3%A8tre_cube?_x_tr_sl=auto&_x_tr_tl=en&_x_tr_hl=en-GB" title="Kilogramme par mètre cube">kilogramme par mètre cube</a> (<abbr class="abbr" title="kilogramme par mètre cube">kg m<sup>−3</sup></abbr>). Cependant, le <a href="https://fr-m-wikipedia-org.translate.goog/wiki/Gramme?_x_tr_sl=auto&_x_tr_tl=en&_x_tr_hl=en-GB" title="Gramme">gramme</a> étant l'unité conventionnelle de la masse en chimie, on utilise habituellement pour la concentration massique le gramme par litre (<abbr class="abbr" title="gramme par litre">g l<sup>−1</sup></abbr>) — équivalent au kilogramme par mètre cube puisque <span class="nowrap"><span title="" style="cursor:help">1</span> <abbr class="abbr" title="gramme par litre">g l<sup>−1</sup></abbr> = <span title="0,001 g cm³" style="cursor:help">1</span> <abbr class="abbr" title="kilogramme par mètre cube">kg m<sup>−3</sup></abbr></span> — et le <abbr class="abbr" title="gramme pour cent millilitre">g/100 ml</abbr>.</p> </section> <div class="mw-heading mw-heading2 section-heading" onclick="mfTempOpenSection(2)"> <span class="indicator mf-icon mf-icon-expand mf-icon--small"></span> <h2 id="Propriétés"><span id="Propri.C3.A9t.C3.A9s"></span>Propriétés</h2><span class="mw-editsection"> <a role="button" href="https://fr-m-wikipedia-org.translate.goog/w/index.php?title=Concentration_massique&action=edit&section=2&_x_tr_sl=auto&_x_tr_tl=en&_x_tr_hl=en-GB" title="Modifier la section : Propriétés" class="cdx-button cdx-button--size-large cdx-button--fake-button cdx-button--fake-button--enabled cdx-button--icon-only cdx-button--weight-quiet "> <span class="minerva-icon minerva-icon--edit"></span> <span>modifier</span> </a> </span> </div> <section class="mf-section-2 collapsible-block" id="mf-section-2"> <p>La somme des concentrations massiques des composants d'une solution (y compris le solvant) est égale à la <a href="https://fr-m-wikipedia-org.translate.goog/wiki/Masse_volumique?_x_tr_sl=auto&_x_tr_tl=en&_x_tr_hl=en-GB" title="Masse volumique">masse volumique</a> (densité massique) de la solution. Pour le démontrer, il suffit de diviser la somme <span class="mwe-math-element"><span class="mwe-math-mathml-inline mwe-math-mathml-a11y" style="display: none;"> <math xmlns="http://www.w3.org/1998/Math/MathML" alttext="{\displaystyle m}"><semantics> <mrow class="MJX-TeXAtom-ORD"> <mstyle displaystyle="true" scriptlevel="0"> <mi> m </mi> </mstyle> </mrow> <annotation encoding="application/x-tex"> {\displaystyle m} </annotation> </semantics> </math></span> <noscript> <img src="https://wikimedia.org/api/rest_v1/media/math/render/svg/0a07d98bb302f3856cbabc47b2b9016692e3f7bc" class="mwe-math-fallback-image-inline mw-invert skin-invert" aria-hidden="true" style="vertical-align: -0.338ex; width:2.04ex; height:1.676ex;" alt="{\displaystyle m}"> </noscript><span class="lazy-image-placeholder" style="width: 2.04ex;height: 1.676ex;vertical-align: -0.338ex;" data-src="https://wikimedia.org/api/rest_v1/media/math/render/svg/0a07d98bb302f3856cbabc47b2b9016692e3f7bc" data-alt="{\displaystyle m}" data-class="mwe-math-fallback-image-inline mw-invert skin-invert"> </span></span> des masses des composants par le volume de la solution :</p> <dl> <dd> <span class="mwe-math-element"><span class="mwe-math-mathml-inline mwe-math-mathml-a11y" style="display: none;"> <math xmlns="http://www.w3.org/1998/Math/MathML" alttext="{\displaystyle m=\sum _{i}m_{i}}"><semantics> <mrow class="MJX-TeXAtom-ORD"> <mstyle displaystyle="true" scriptlevel="0"> <mi> m </mi> <mo> = </mo> <munder> <mo> ∑ </mo> <mrow class="MJX-TeXAtom-ORD"> <mi> i </mi> </mrow> </munder> <msub> <mi> m </mi> <mrow class="MJX-TeXAtom-ORD"> <mi> i </mi> </mrow> </msub> </mstyle> </mrow> <annotation encoding="application/x-tex"> {\displaystyle m=\sum _{i}m_{i}} </annotation> </semantics> </math></span> <noscript> <img src="https://wikimedia.org/api/rest_v1/media/math/render/svg/00ef7685652a1606706cc9a4a7e3268b48159d52" class="mwe-math-fallback-image-inline mw-invert skin-invert" aria-hidden="true" style="vertical-align: -3.005ex; width:11.721ex; height:5.509ex;" alt="{\displaystyle m=\sum _{i}m_{i}}"> </noscript><span class="lazy-image-placeholder" style="width: 11.721ex;height: 5.509ex;vertical-align: -3.005ex;" data-src="https://wikimedia.org/api/rest_v1/media/math/render/svg/00ef7685652a1606706cc9a4a7e3268b48159d52" data-alt="{\displaystyle m=\sum _{i}m_{i}}" data-class="mwe-math-fallback-image-inline mw-invert skin-invert"> </span></span> </dd> <dd> <span class="mwe-math-element"><span class="mwe-math-mathml-inline mwe-math-mathml-a11y" style="display: none;"> <math xmlns="http://www.w3.org/1998/Math/MathML" alttext="{\displaystyle {\frac {m}{V}}=\sum _{i}{\frac {m_{i}}{V}}}"><semantics> <mrow class="MJX-TeXAtom-ORD"> <mstyle displaystyle="true" scriptlevel="0"> <mrow class="MJX-TeXAtom-ORD"> <mfrac> <mi> m </mi> <mi> V </mi> </mfrac> </mrow> <mo> = </mo> <munder> <mo> ∑ </mo> <mrow class="MJX-TeXAtom-ORD"> <mi> i </mi> </mrow> </munder> <mrow class="MJX-TeXAtom-ORD"> <mfrac> <msub> <mi> m </mi> <mrow class="MJX-TeXAtom-ORD"> <mi> i </mi> </mrow> </msub> <mi> V </mi> </mfrac> </mrow> </mstyle> </mrow> <annotation encoding="application/x-tex"> {\displaystyle {\frac {m}{V}}=\sum _{i}{\frac {m_{i}}{V}}} </annotation> </semantics> </math></span> <noscript> <img src="https://wikimedia.org/api/rest_v1/media/math/render/svg/a8568ad24c810ebeceaa0aca7b8d26dc9cf63f72" class="mwe-math-fallback-image-inline mw-invert skin-invert" aria-hidden="true" style="vertical-align: -3.005ex; width:13.393ex; height:5.843ex;" alt="{\displaystyle {\frac {m}{V}}=\sum _{i}{\frac {m_{i}}{V}}}"> </noscript><span class="lazy-image-placeholder" style="width: 13.393ex;height: 5.843ex;vertical-align: -3.005ex;" data-src="https://wikimedia.org/api/rest_v1/media/math/render/svg/a8568ad24c810ebeceaa0aca7b8d26dc9cf63f72" data-alt="{\displaystyle {\frac {m}{V}}=\sum _{i}{\frac {m_{i}}{V}}}" data-class="mwe-math-fallback-image-inline mw-invert skin-invert"> </span></span> </dd> </dl> <p>d'où :</p> <dl> <dd> <span class="mwe-math-element"><span class="mwe-math-mathml-inline mwe-math-mathml-a11y" style="display: none;"> <math xmlns="http://www.w3.org/1998/Math/MathML" alttext="{\displaystyle \rho =\sum _{i}\rho _{i}}"><semantics> <mrow class="MJX-TeXAtom-ORD"> <mstyle displaystyle="true" scriptlevel="0"> <mi> ρ </mi> <mo> = </mo> <munder> <mo> ∑ </mo> <mrow class="MJX-TeXAtom-ORD"> <mi> i </mi> </mrow> </munder> <msub> <mi> ρ </mi> <mrow class="MJX-TeXAtom-ORD"> <mi> i </mi> </mrow> </msub> </mstyle> </mrow> <annotation encoding="application/x-tex"> {\displaystyle \rho =\sum _{i}\rho _{i}} </annotation> </semantics> </math></span> <noscript> <img src="https://wikimedia.org/api/rest_v1/media/math/render/svg/e7c2a8a991076b9825f987672f16628fdb1986ab" class="mwe-math-fallback-image-inline mw-invert skin-invert" aria-hidden="true" style="vertical-align: -3.005ex; width:10.044ex; height:5.509ex;" alt="{\displaystyle \rho =\sum _{i}\rho _{i}}"> </noscript><span class="lazy-image-placeholder" style="width: 10.044ex;height: 5.509ex;vertical-align: -3.005ex;" data-src="https://wikimedia.org/api/rest_v1/media/math/render/svg/e7c2a8a991076b9825f987672f16628fdb1986ab" data-alt="{\displaystyle \rho =\sum _{i}\rho _{i}}" data-class="mwe-math-fallback-image-inline mw-invert skin-invert"> </span></span> </dd> </dl> </section> <div class="mw-heading mw-heading2 section-heading" onclick="mfTempOpenSection(3)"> <span class="indicator mf-icon mf-icon-expand mf-icon--small"></span> <h2 id="Grandeurs_liées"><span id="Grandeurs_li.C3.A9es"></span>Grandeurs liées</h2><span class="mw-editsection"> <a role="button" href="https://fr-m-wikipedia-org.translate.goog/w/index.php?title=Concentration_massique&action=edit&section=3&_x_tr_sl=auto&_x_tr_tl=en&_x_tr_hl=en-GB" title="Modifier la section : Grandeurs liées" class="cdx-button cdx-button--size-large cdx-button--fake-button cdx-button--fake-button--enabled cdx-button--icon-only cdx-button--weight-quiet "> <span class="minerva-icon minerva-icon--edit"></span> <span>modifier</span> </a> </span> </div> <section class="mf-section-3 collapsible-block" id="mf-section-3"> <div class="mw-heading mw-heading3"> <h3 id="Relation_entre_concentration_massique_et_concentration_molaire">Relation entre concentration massique et concentration molaire</h3><span class="mw-editsection"> <a role="button" href="https://fr-m-wikipedia-org.translate.goog/w/index.php?title=Concentration_massique&action=edit&section=4&_x_tr_sl=auto&_x_tr_tl=en&_x_tr_hl=en-GB" title="Modifier la section : Relation entre concentration massique et concentration molaire" class="cdx-button cdx-button--size-large cdx-button--fake-button cdx-button--fake-button--enabled cdx-button--icon-only cdx-button--weight-quiet "> <span class="minerva-icon minerva-icon--edit"></span> <span>modifier</span> </a> </span> </div> <p>La relation suivante relie la concentration massique du soluté <span class="mwe-math-element"><span class="mwe-math-mathml-inline mwe-math-mathml-a11y" style="display: none;"> <math xmlns="http://www.w3.org/1998/Math/MathML" alttext="{\displaystyle i}"><semantics> <mrow class="MJX-TeXAtom-ORD"> <mstyle displaystyle="true" scriptlevel="0"> <mi> i </mi> </mstyle> </mrow> <annotation encoding="application/x-tex"> {\displaystyle i} </annotation> </semantics> </math></span> <noscript> <img src="https://wikimedia.org/api/rest_v1/media/math/render/svg/add78d8608ad86e54951b8c8bd6c8d8416533d20" class="mwe-math-fallback-image-inline mw-invert skin-invert" aria-hidden="true" style="vertical-align: -0.338ex; width:0.802ex; height:2.176ex;" alt="{\displaystyle i}"> </noscript><span class="lazy-image-placeholder" style="width: 0.802ex;height: 2.176ex;vertical-align: -0.338ex;" data-src="https://wikimedia.org/api/rest_v1/media/math/render/svg/add78d8608ad86e54951b8c8bd6c8d8416533d20" data-alt="{\displaystyle i}" data-class="mwe-math-fallback-image-inline mw-invert skin-invert"> </span></span> de <a href="https://fr-m-wikipedia-org.translate.goog/wiki/Masse_molaire?_x_tr_sl=auto&_x_tr_tl=en&_x_tr_hl=en-GB" title="Masse molaire">masse molaire</a> <span class="mwe-math-element"><span class="mwe-math-mathml-inline mwe-math-mathml-a11y" style="display: none;"> <math xmlns="http://www.w3.org/1998/Math/MathML" alttext="{\displaystyle M_{i}}"><semantics> <mrow class="MJX-TeXAtom-ORD"> <mstyle displaystyle="true" scriptlevel="0"> <msub> <mi> M </mi> <mrow class="MJX-TeXAtom-ORD"> <mi> i </mi> </mrow> </msub> </mstyle> </mrow> <annotation encoding="application/x-tex"> {\displaystyle M_{i}} </annotation> </semantics> </math></span> <noscript> <img src="https://wikimedia.org/api/rest_v1/media/math/render/svg/eda8fd06f1cd5de22ed07385a0f8aa19773b2de9" class="mwe-math-fallback-image-inline mw-invert skin-invert" aria-hidden="true" style="vertical-align: -0.671ex; width:3.054ex; height:2.509ex;" alt="{\displaystyle M_{i}}"> </noscript><span class="lazy-image-placeholder" style="width: 3.054ex;height: 2.509ex;vertical-align: -0.671ex;" data-src="https://wikimedia.org/api/rest_v1/media/math/render/svg/eda8fd06f1cd5de22ed07385a0f8aa19773b2de9" data-alt="{\displaystyle M_{i}}" data-class="mwe-math-fallback-image-inline mw-invert skin-invert"> </span></span> à sa <a href="https://fr-m-wikipedia-org.translate.goog/wiki/Concentration_molaire?_x_tr_sl=auto&_x_tr_tl=en&_x_tr_hl=en-GB" title="Concentration molaire">concentration molaire</a> <span class="mwe-math-element"><span class="mwe-math-mathml-inline mwe-math-mathml-a11y" style="display: none;"> <math xmlns="http://www.w3.org/1998/Math/MathML" alttext="{\displaystyle c_{i}}"><semantics> <mrow class="MJX-TeXAtom-ORD"> <mstyle displaystyle="true" scriptlevel="0"> <msub> <mi> c </mi> <mrow class="MJX-TeXAtom-ORD"> <mi> i </mi> </mrow> </msub> </mstyle> </mrow> <annotation encoding="application/x-tex"> {\displaystyle c_{i}} </annotation> </semantics> </math></span> <noscript> <img src="https://wikimedia.org/api/rest_v1/media/math/render/svg/01acb7953ba52c2aa44264b5d0f8fd223aa178a2" class="mwe-math-fallback-image-inline mw-invert skin-invert" aria-hidden="true" style="vertical-align: -0.671ex; width:1.807ex; height:2.009ex;" alt="{\displaystyle c_{i}}"> </noscript><span class="lazy-image-placeholder" style="width: 1.807ex;height: 2.009ex;vertical-align: -0.671ex;" data-src="https://wikimedia.org/api/rest_v1/media/math/render/svg/01acb7953ba52c2aa44264b5d0f8fd223aa178a2" data-alt="{\displaystyle c_{i}}" data-class="mwe-math-fallback-image-inline mw-invert skin-invert"> </span></span> :</p> <dl> <dd> <span class="mwe-math-element"><span class="mwe-math-mathml-inline mwe-math-mathml-a11y" style="display: none;"> <math xmlns="http://www.w3.org/1998/Math/MathML" alttext="{\displaystyle \rho _{i}=c_{i}\cdot M_{i}}"><semantics> <mrow class="MJX-TeXAtom-ORD"> <mstyle displaystyle="true" scriptlevel="0"> <msub> <mi> ρ </mi> <mrow class="MJX-TeXAtom-ORD"> <mi> i </mi> </mrow> </msub> <mo> = </mo> <msub> <mi> c </mi> <mrow class="MJX-TeXAtom-ORD"> <mi> i </mi> </mrow> </msub> <mo> ⋅ </mo> <msub> <mi> M </mi> <mrow class="MJX-TeXAtom-ORD"> <mi> i </mi> </mrow> </msub> </mstyle> </mrow> <annotation encoding="application/x-tex"> {\displaystyle \rho _{i}=c_{i}\cdot M_{i}} </annotation> </semantics> </math></span> <noscript> <img src="https://wikimedia.org/api/rest_v1/media/math/render/svg/bb0775db23ecf30988490a86282efbe7328e4666" class="mwe-math-fallback-image-inline mw-invert skin-invert" aria-hidden="true" style="vertical-align: -0.838ex; width:11.639ex; height:2.676ex;" alt="{\displaystyle \rho _{i}=c_{i}\cdot M_{i}}"> </noscript><span class="lazy-image-placeholder" style="width: 11.639ex;height: 2.676ex;vertical-align: -0.838ex;" data-src="https://wikimedia.org/api/rest_v1/media/math/render/svg/bb0775db23ecf30988490a86282efbe7328e4666" data-alt="{\displaystyle \rho _{i}=c_{i}\cdot M_{i}}" data-class="mwe-math-fallback-image-inline mw-invert skin-invert"> </span></span> </dd> </dl> <p>étant donné la relation entre la masse <span class="mwe-math-element"><span class="mwe-math-mathml-inline mwe-math-mathml-a11y" style="display: none;"> <math xmlns="http://www.w3.org/1998/Math/MathML" alttext="{\displaystyle m_{i}}"><semantics> <mrow class="MJX-TeXAtom-ORD"> <mstyle displaystyle="true" scriptlevel="0"> <msub> <mi> m </mi> <mrow class="MJX-TeXAtom-ORD"> <mi> i </mi> </mrow> </msub> </mstyle> </mrow> <annotation encoding="application/x-tex"> {\displaystyle m_{i}} </annotation> </semantics> </math></span> <noscript> <img src="https://wikimedia.org/api/rest_v1/media/math/render/svg/95ec8e804f69706d3f5ad235f4f983220c8df7c2" class="mwe-math-fallback-image-inline mw-invert skin-invert" aria-hidden="true" style="vertical-align: -0.671ex; width:2.84ex; height:2.009ex;" alt="{\displaystyle m_{i}}"> </noscript><span class="lazy-image-placeholder" style="width: 2.84ex;height: 2.009ex;vertical-align: -0.671ex;" data-src="https://wikimedia.org/api/rest_v1/media/math/render/svg/95ec8e804f69706d3f5ad235f4f983220c8df7c2" data-alt="{\displaystyle m_{i}}" data-class="mwe-math-fallback-image-inline mw-invert skin-invert"> </span></span> et la <a href="https://fr-m-wikipedia-org.translate.goog/wiki/Quantit%C3%A9_de_mati%C3%A8re?_x_tr_sl=auto&_x_tr_tl=en&_x_tr_hl=en-GB" title="Quantité de matière">quantité</a> <span class="mwe-math-element"><span class="mwe-math-mathml-inline mwe-math-mathml-a11y" style="display: none;"> <math xmlns="http://www.w3.org/1998/Math/MathML" alttext="{\displaystyle n_{i}}"><semantics> <mrow class="MJX-TeXAtom-ORD"> <mstyle displaystyle="true" scriptlevel="0"> <msub> <mi> n </mi> <mrow class="MJX-TeXAtom-ORD"> <mi> i </mi> </mrow> </msub> </mstyle> </mrow> <annotation encoding="application/x-tex"> {\displaystyle n_{i}} </annotation> </semantics> </math></span> <noscript> <img src="https://wikimedia.org/api/rest_v1/media/math/render/svg/57f87f905ba5a4d8c691ccaecd65fc47bd007ba4" class="mwe-math-fallback-image-inline mw-invert skin-invert" aria-hidden="true" style="vertical-align: -0.671ex; width:2.194ex; height:2.009ex;" alt="{\displaystyle n_{i}}"> </noscript><span class="lazy-image-placeholder" style="width: 2.194ex;height: 2.009ex;vertical-align: -0.671ex;" data-src="https://wikimedia.org/api/rest_v1/media/math/render/svg/57f87f905ba5a4d8c691ccaecd65fc47bd007ba4" data-alt="{\displaystyle n_{i}}" data-class="mwe-math-fallback-image-inline mw-invert skin-invert"> </span></span> de <span class="mwe-math-element"><span class="mwe-math-mathml-inline mwe-math-mathml-a11y" style="display: none;"> <math xmlns="http://www.w3.org/1998/Math/MathML" alttext="{\displaystyle i}"><semantics> <mrow class="MJX-TeXAtom-ORD"> <mstyle displaystyle="true" scriptlevel="0"> <mi> i </mi> </mstyle> </mrow> <annotation encoding="application/x-tex"> {\displaystyle i} </annotation> </semantics> </math></span> <noscript> <img src="https://wikimedia.org/api/rest_v1/media/math/render/svg/add78d8608ad86e54951b8c8bd6c8d8416533d20" class="mwe-math-fallback-image-inline mw-invert skin-invert" aria-hidden="true" style="vertical-align: -0.338ex; width:0.802ex; height:2.176ex;" alt="{\displaystyle i}"> </noscript><span class="lazy-image-placeholder" style="width: 0.802ex;height: 2.176ex;vertical-align: -0.338ex;" data-src="https://wikimedia.org/api/rest_v1/media/math/render/svg/add78d8608ad86e54951b8c8bd6c8d8416533d20" data-alt="{\displaystyle i}" data-class="mwe-math-fallback-image-inline mw-invert skin-invert"> </span></span> :</p> <dl> <dd> <span class="mwe-math-element"><span class="mwe-math-mathml-inline mwe-math-mathml-a11y" style="display: none;"> <math xmlns="http://www.w3.org/1998/Math/MathML" alttext="{\displaystyle m_{i}=n_{i}\cdot M_{i}}"><semantics> <mrow class="MJX-TeXAtom-ORD"> <mstyle displaystyle="true" scriptlevel="0"> <msub> <mi> m </mi> <mrow class="MJX-TeXAtom-ORD"> <mi> i </mi> </mrow> </msub> <mo> = </mo> <msub> <mi> n </mi> <mrow class="MJX-TeXAtom-ORD"> <mi> i </mi> </mrow> </msub> <mo> ⋅ </mo> <msub> <mi> M </mi> <mrow class="MJX-TeXAtom-ORD"> <mi> i </mi> </mrow> </msub> </mstyle> </mrow> <annotation encoding="application/x-tex"> {\displaystyle m_{i}=n_{i}\cdot M_{i}} </annotation> </semantics> </math></span> <noscript> <img src="https://wikimedia.org/api/rest_v1/media/math/render/svg/ffd92c90b90702b19a2fdc293bb44336ad7b75b9" class="mwe-math-fallback-image-inline mw-invert skin-invert" aria-hidden="true" style="vertical-align: -0.671ex; width:12.866ex; height:2.509ex;" alt="{\displaystyle m_{i}=n_{i}\cdot M_{i}}"> </noscript><span class="lazy-image-placeholder" style="width: 12.866ex;height: 2.509ex;vertical-align: -0.671ex;" data-src="https://wikimedia.org/api/rest_v1/media/math/render/svg/ffd92c90b90702b19a2fdc293bb44336ad7b75b9" data-alt="{\displaystyle m_{i}=n_{i}\cdot M_{i}}" data-class="mwe-math-fallback-image-inline mw-invert skin-invert"> </span></span> </dd> <dd> <span class="mwe-math-element"><span class="mwe-math-mathml-inline mwe-math-mathml-a11y" style="display: none;"> <math xmlns="http://www.w3.org/1998/Math/MathML" alttext="{\displaystyle \rho _{i}={\frac {m_{i}}{V}}={\frac {n_{i}\cdot M_{i}}{V}}={\frac {n_{i}}{V}}\cdot M_{i}=c_{i}\cdot M_{i}}"><semantics> <mrow class="MJX-TeXAtom-ORD"> <mstyle displaystyle="true" scriptlevel="0"> <msub> <mi> ρ </mi> <mrow class="MJX-TeXAtom-ORD"> <mi> i </mi> </mrow> </msub> <mo> = </mo> <mrow class="MJX-TeXAtom-ORD"> <mfrac> <msub> <mi> m </mi> <mrow class="MJX-TeXAtom-ORD"> <mi> i </mi> </mrow> </msub> <mi> V </mi> </mfrac> </mrow> <mo> = </mo> <mrow class="MJX-TeXAtom-ORD"> <mfrac> <mrow> <msub> <mi> n </mi> <mrow class="MJX-TeXAtom-ORD"> <mi> i </mi> </mrow> </msub> <mo> ⋅ </mo> <msub> <mi> M </mi> <mrow class="MJX-TeXAtom-ORD"> <mi> i </mi> </mrow> </msub> </mrow> <mi> V </mi> </mfrac> </mrow> <mo> = </mo> <mrow class="MJX-TeXAtom-ORD"> <mfrac> <msub> <mi> n </mi> <mrow class="MJX-TeXAtom-ORD"> <mi> i </mi> </mrow> </msub> <mi> V </mi> </mfrac> </mrow> <mo> ⋅ </mo> <msub> <mi> M </mi> <mrow class="MJX-TeXAtom-ORD"> <mi> i </mi> </mrow> </msub> <mo> = </mo> <msub> <mi> c </mi> <mrow class="MJX-TeXAtom-ORD"> <mi> i </mi> </mrow> </msub> <mo> ⋅ </mo> <msub> <mi> M </mi> <mrow class="MJX-TeXAtom-ORD"> <mi> i </mi> </mrow> </msub> </mstyle> </mrow> <annotation encoding="application/x-tex"> {\displaystyle \rho _{i}={\frac {m_{i}}{V}}={\frac {n_{i}\cdot M_{i}}{V}}={\frac {n_{i}}{V}}\cdot M_{i}=c_{i}\cdot M_{i}} </annotation> </semantics> </math></span> <noscript> <img src="https://wikimedia.org/api/rest_v1/media/math/render/svg/dfd720a6bf7b07650b1353fe289529974b0e4c0c" class="mwe-math-fallback-image-inline mw-invert skin-invert" aria-hidden="true" style="vertical-align: -2.005ex; width:40.138ex; height:5.343ex;" alt="{\displaystyle \rho _{i}={\frac {m_{i}}{V}}={\frac {n_{i}\cdot M_{i}}{V}}={\frac {n_{i}}{V}}\cdot M_{i}=c_{i}\cdot M_{i}}"> </noscript><span class="lazy-image-placeholder" style="width: 40.138ex;height: 5.343ex;vertical-align: -2.005ex;" data-src="https://wikimedia.org/api/rest_v1/media/math/render/svg/dfd720a6bf7b07650b1353fe289529974b0e4c0c" data-alt="{\displaystyle \rho _{i}={\frac {m_{i}}{V}}={\frac {n_{i}\cdot M_{i}}{V}}={\frac {n_{i}}{V}}\cdot M_{i}=c_{i}\cdot M_{i}}" data-class="mwe-math-fallback-image-inline mw-invert skin-invert"> </span></span> </dd> </dl> <div class="mw-heading mw-heading3"> <h3 id="Fraction_molaire">Fraction molaire</h3><span class="mw-editsection"> <a role="button" href="https://fr-m-wikipedia-org.translate.goog/w/index.php?title=Concentration_massique&action=edit&section=5&_x_tr_sl=auto&_x_tr_tl=en&_x_tr_hl=en-GB" title="Modifier la section : Fraction molaire" class="cdx-button cdx-button--size-large cdx-button--fake-button cdx-button--fake-button--enabled cdx-button--icon-only cdx-button--weight-quiet "> <span class="minerva-icon minerva-icon--edit"></span> <span>modifier</span> </a> </span> </div> <p>La conversion vers la <a href="https://fr-m-wikipedia-org.translate.goog/wiki/Fraction_molaire?_x_tr_sl=auto&_x_tr_tl=en&_x_tr_hl=en-GB" title="Fraction molaire">fraction molaire</a> <span class="mwe-math-element"><span class="mwe-math-mathml-inline mwe-math-mathml-a11y" style="display: none;"> <math xmlns="http://www.w3.org/1998/Math/MathML" alttext="{\displaystyle x_{i}}"><semantics> <mrow class="MJX-TeXAtom-ORD"> <mstyle displaystyle="true" scriptlevel="0"> <msub> <mi> x </mi> <mrow class="MJX-TeXAtom-ORD"> <mi> i </mi> </mrow> </msub> </mstyle> </mrow> <annotation encoding="application/x-tex"> {\displaystyle x_{i}} </annotation> </semantics> </math></span> <noscript> <img src="https://wikimedia.org/api/rest_v1/media/math/render/svg/e87000dd6142b81d041896a30fe58f0c3acb2158" class="mwe-math-fallback-image-inline mw-invert skin-invert" aria-hidden="true" style="vertical-align: -0.671ex; width:2.129ex; height:2.009ex;" alt="{\displaystyle x_{i}}"> </noscript><span class="lazy-image-placeholder" style="width: 2.129ex;height: 2.009ex;vertical-align: -0.671ex;" data-src="https://wikimedia.org/api/rest_v1/media/math/render/svg/e87000dd6142b81d041896a30fe58f0c3acb2158" data-alt="{\displaystyle x_{i}}" data-class="mwe-math-fallback-image-inline mw-invert skin-invert"> </span></span> est donnée par :</p> <dl> <dd> <span class="mwe-math-element"><span class="mwe-math-mathml-inline mwe-math-mathml-a11y" style="display: none;"> <math xmlns="http://www.w3.org/1998/Math/MathML" alttext="{\displaystyle x_{i}={\frac {\rho _{i}}{\rho }}\cdot {\frac {M}{M_{i}}}}"><semantics> <mrow class="MJX-TeXAtom-ORD"> <mstyle displaystyle="true" scriptlevel="0"> <msub> <mi> x </mi> <mrow class="MJX-TeXAtom-ORD"> <mi> i </mi> </mrow> </msub> <mo> = </mo> <mrow class="MJX-TeXAtom-ORD"> <mfrac> <msub> <mi> ρ </mi> <mrow class="MJX-TeXAtom-ORD"> <mi> i </mi> </mrow> </msub> <mi> ρ </mi> </mfrac> </mrow> <mo> ⋅ </mo> <mrow class="MJX-TeXAtom-ORD"> <mfrac> <mi> M </mi> <msub> <mi> M </mi> <mrow class="MJX-TeXAtom-ORD"> <mi> i </mi> </mrow> </msub> </mfrac> </mrow> </mstyle> </mrow> <annotation encoding="application/x-tex"> {\displaystyle x_{i}={\frac {\rho _{i}}{\rho }}\cdot {\frac {M}{M_{i}}}} </annotation> </semantics> </math></span> <noscript> <img src="https://wikimedia.org/api/rest_v1/media/math/render/svg/9f9929ff4d600b2d289203e2896c3cd320518cd7" class="mwe-math-fallback-image-inline mw-invert skin-invert" aria-hidden="true" style="vertical-align: -2.338ex; width:13.635ex; height:5.676ex;" alt="{\displaystyle x_{i}={\frac {\rho _{i}}{\rho }}\cdot {\frac {M}{M_{i}}}}"> </noscript><span class="lazy-image-placeholder" style="width: 13.635ex;height: 5.676ex;vertical-align: -2.338ex;" data-src="https://wikimedia.org/api/rest_v1/media/math/render/svg/9f9929ff4d600b2d289203e2896c3cd320518cd7" data-alt="{\displaystyle x_{i}={\frac {\rho _{i}}{\rho }}\cdot {\frac {M}{M_{i}}}}" data-class="mwe-math-fallback-image-inline mw-invert skin-invert"> </span></span> </dd> </dl> <p>où <span class="mwe-math-element"><span class="mwe-math-mathml-inline mwe-math-mathml-a11y" style="display: none;"> <math xmlns="http://www.w3.org/1998/Math/MathML" alttext="{\displaystyle M}"><semantics> <mrow class="MJX-TeXAtom-ORD"> <mstyle displaystyle="true" scriptlevel="0"> <mi> M </mi> </mstyle> </mrow> <annotation encoding="application/x-tex"> {\displaystyle M} </annotation> </semantics> </math></span> <noscript> <img src="https://wikimedia.org/api/rest_v1/media/math/render/svg/f82cade9898ced02fdd08712e5f0c0151758a0dd" class="mwe-math-fallback-image-inline mw-invert skin-invert" aria-hidden="true" style="vertical-align: -0.338ex; width:2.442ex; height:2.176ex;" alt="{\displaystyle M}"> </noscript><span class="lazy-image-placeholder" style="width: 2.442ex;height: 2.176ex;vertical-align: -0.338ex;" data-src="https://wikimedia.org/api/rest_v1/media/math/render/svg/f82cade9898ced02fdd08712e5f0c0151758a0dd" data-alt="{\displaystyle M}" data-class="mwe-math-fallback-image-inline mw-invert skin-invert"> </span></span> est la masse molaire moyenne du mélange.</p> <div class="mw-heading mw-heading3"> <h3 id="Fraction_massique">Fraction massique</h3><span class="mw-editsection"> <a role="button" href="https://fr-m-wikipedia-org.translate.goog/w/index.php?title=Concentration_massique&action=edit&section=6&_x_tr_sl=auto&_x_tr_tl=en&_x_tr_hl=en-GB" title="Modifier la section : Fraction massique" class="cdx-button cdx-button--size-large cdx-button--fake-button cdx-button--fake-button--enabled cdx-button--icon-only cdx-button--weight-quiet "> <span class="minerva-icon minerva-icon--edit"></span> <span>modifier</span> </a> </span> </div> <p>La conversion vers la <a href="https://fr-m-wikipedia-org.translate.goog/wiki/Fraction_massique?_x_tr_sl=auto&_x_tr_tl=en&_x_tr_hl=en-GB" title="Fraction massique">fraction massique</a> <span class="mwe-math-element"><span class="mwe-math-mathml-inline mwe-math-mathml-a11y" style="display: none;"> <math xmlns="http://www.w3.org/1998/Math/MathML" alttext="{\displaystyle w_{i}}"><semantics> <mrow class="MJX-TeXAtom-ORD"> <mstyle displaystyle="true" scriptlevel="0"> <msub> <mi> w </mi> <mrow class="MJX-TeXAtom-ORD"> <mi> i </mi> </mrow> </msub> </mstyle> </mrow> <annotation encoding="application/x-tex"> {\displaystyle w_{i}} </annotation> </semantics> </math></span> <noscript> <img src="https://wikimedia.org/api/rest_v1/media/math/render/svg/fe22f0329d3ecb2e1880d44d191aba0e5475db68" class="mwe-math-fallback-image-inline mw-invert skin-invert" aria-hidden="true" style="vertical-align: -0.671ex; width:2.464ex; height:2.009ex;" alt="{\displaystyle w_{i}}"> </noscript><span class="lazy-image-placeholder" style="width: 2.464ex;height: 2.009ex;vertical-align: -0.671ex;" data-src="https://wikimedia.org/api/rest_v1/media/math/render/svg/fe22f0329d3ecb2e1880d44d191aba0e5475db68" data-alt="{\displaystyle w_{i}}" data-class="mwe-math-fallback-image-inline mw-invert skin-invert"> </span></span> est donnée par :</p> <dl> <dd> <span class="mwe-math-element"><span class="mwe-math-mathml-inline mwe-math-mathml-a11y" style="display: none;"> <math xmlns="http://www.w3.org/1998/Math/MathML" alttext="{\displaystyle w_{i}={\frac {\rho _{i}}{\rho }}}"><semantics> <mrow class="MJX-TeXAtom-ORD"> <mstyle displaystyle="true" scriptlevel="0"> <msub> <mi> w </mi> <mrow class="MJX-TeXAtom-ORD"> <mi> i </mi> </mrow> </msub> <mo> = </mo> <mrow class="MJX-TeXAtom-ORD"> <mfrac> <msub> <mi> ρ </mi> <mrow class="MJX-TeXAtom-ORD"> <mi> i </mi> </mrow> </msub> <mi> ρ </mi> </mfrac> </mrow> </mstyle> </mrow> <annotation encoding="application/x-tex"> {\displaystyle w_{i}={\frac {\rho _{i}}{\rho }}} </annotation> </semantics> </math></span> <noscript> <img src="https://wikimedia.org/api/rest_v1/media/math/render/svg/24414c30e4bd797a11439550111e1e207af60e79" class="mwe-math-fallback-image-inline mw-invert skin-invert" aria-hidden="true" style="vertical-align: -2.338ex; width:8.4ex; height:5.343ex;" alt="{\displaystyle w_{i}={\frac {\rho _{i}}{\rho }}}"> </noscript><span class="lazy-image-placeholder" style="width: 8.4ex;height: 5.343ex;vertical-align: -2.338ex;" data-src="https://wikimedia.org/api/rest_v1/media/math/render/svg/24414c30e4bd797a11439550111e1e207af60e79" data-alt="{\displaystyle w_{i}={\frac {\rho _{i}}{\rho }}}" data-class="mwe-math-fallback-image-inline mw-invert skin-invert"> </span></span> </dd> </dl> </section> <div class="mw-heading mw-heading2 section-heading" onclick="mfTempOpenSection(4)"> <span class="indicator mf-icon mf-icon-expand mf-icon--small"></span> <h2 id="Références"><span id="R.C3.A9f.C3.A9rences"></span>Références</h2><span class="mw-editsection"> <a role="button" href="https://fr-m-wikipedia-org.translate.goog/w/index.php?title=Concentration_massique&action=edit&section=7&_x_tr_sl=auto&_x_tr_tl=en&_x_tr_hl=en-GB" title="Modifier la section : Références" class="cdx-button cdx-button--size-large cdx-button--fake-button cdx-button--fake-button--enabled cdx-button--icon-only cdx-button--weight-quiet "> <span class="minerva-icon minerva-icon--edit"></span> <span>modifier</span> </a> </span> </div> <section class="mf-section-4 collapsible-block" id="mf-section-4"> <div class="references-small decimal" style=""> <div class="mw-references-wrap"> <ol class="references"> <li id="cite_note-1"><span class="mw-cite-backlink noprint"><a href="https://fr-m-wikipedia-org.translate.goog/wiki/Concentration_massique?_x_tr_sl=auto&_x_tr_tl=en&_x_tr_hl=en-GB#cite_ref-1">↑</a> </span><span class="reference-text"><span class="ouvrage" id="2019"><cite class="italique">Le Système international d'unités (SI)</cite>, Sèvres, <a href="https://fr-m-wikipedia-org.translate.goog/wiki/Bureau_international_des_poids_et_mesures?_x_tr_sl=auto&_x_tr_tl=en&_x_tr_hl=en-GB" title="Bureau international des poids et mesures">Bureau international des poids et mesures</a>, <time>2019</time>, <abbr class="abbr" title="neuvième">9<sup>e</sup></abbr> <abbr class="abbr" title="édition">éd.</abbr>, 216 <abbr class="abbr" title="pages">p.</abbr> <small style="line-height:1em;">(<a href="https://fr-m-wikipedia-org.translate.goog/wiki/International_Standard_Book_Number?_x_tr_sl=auto&_x_tr_tl=en&_x_tr_hl=en-GB" title="International Standard Book Number">ISBN</a> <a href="https://fr-m-wikipedia-org.translate.goog/wiki/Sp%C3%A9cial:Ouvrages_de_r%C3%A9f%C3%A9rence/978-92-822-2272-0?_x_tr_sl=auto&_x_tr_tl=en&_x_tr_hl=en-GB" title="Spécial:Ouvrages de référence/978-92-822-2272-0"><span class="nowrap">978-92-822-2272-0</span></a>, <a rel="nofollow" class="external text" href="https://translate.google.com/website?sl=auto&tl=en&hl=en-GB&u=https://www.bipm.org/utils/common/pdf/si-brochure/SI-Brochure-9.pdf">lire en ligne</a> <abbr class="abbr indicateur-format format-pdf" title="Document au format Portable Document Format (PDF) d'Adobe">[PDF]</abbr>)</small>, <abbr class="abbr" title="page">p.</abbr> 27<span class="Z3988" title="ctx_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Abook&rft.genre=book&rft.btitle=Le+Syst%C3%A8me+international+d%27unit%C3%A9s+%28SI%29&rft.place=S%C3%A8vres&rft.pub=Bureau+international+des+poids+et+mesures&rft.edition=9&rft.date=2019&rft.pages=27&rft.tpages=216&rft.isbn=978-92-822-2272-0&rfr_id=info%3Asid%2Ffr.wikipedia.org%3AConcentration+massique"></span></span>.</span></li> </ol> </div> </div> </section> <div class="mw-heading mw-heading2 section-heading" onclick="mfTempOpenSection(5)"> <span class="indicator mf-icon mf-icon-expand mf-icon--small"></span> <h2 id="Articles_connexes">Articles connexes</h2><span class="mw-editsection"> <a role="button" href="https://fr-m-wikipedia-org.translate.goog/w/index.php?title=Concentration_massique&action=edit&section=8&_x_tr_sl=auto&_x_tr_tl=en&_x_tr_hl=en-GB" title="Modifier la section : Articles connexes" class="cdx-button cdx-button--size-large cdx-button--fake-button cdx-button--fake-button--enabled cdx-button--icon-only cdx-button--weight-quiet "> <span class="minerva-icon minerva-icon--edit"></span> <span>modifier</span> </a> </span> </div> <section class="mf-section-5 collapsible-block" id="mf-section-5"> <ul> <li><a href="https://fr-m-wikipedia-org.translate.goog/wiki/Mole_(unit%C3%A9)?_x_tr_sl=auto&_x_tr_tl=en&_x_tr_hl=en-GB" title="Mole (unité)">Mole</a></li> <li><a href="https://fr-m-wikipedia-org.translate.goog/wiki/Volume_massique?_x_tr_sl=auto&_x_tr_tl=en&_x_tr_hl=en-GB" title="Volume massique">Volume massique</a></li> </ul> <div class="navbox-container" style="clear:both;"> </div> <ul id="bandeau-portail" class="bandeau-portail"> <li><span class="bandeau-portail-element"><span class="bandeau-portail-icone"><span class="noviewer" typeof="mw:File"><a href="https://fr-m-wikipedia-org.translate.goog/wiki/Portail:Chimie?_x_tr_sl=auto&_x_tr_tl=en&_x_tr_hl=en-GB" title="Portail de la chimie"> <noscript> <img alt="icône décorative" src="//upload.wikimedia.org/wikipedia/commons/thumb/5/59/Nuvola_apps_edu_science.svg/24px-Nuvola_apps_edu_science.svg.png" decoding="async" width="24" height="24" class="mw-file-element" data-file-width="128" data-file-height="128"> </noscript><span class="lazy-image-placeholder" style="width: 24px;height: 24px;" data-src="//upload.wikimedia.org/wikipedia/commons/thumb/5/59/Nuvola_apps_edu_science.svg/24px-Nuvola_apps_edu_science.svg.png" data-alt="icône décorative" data-width="24" data-height="24" data-srcset="//upload.wikimedia.org/wikipedia/commons/thumb/5/59/Nuvola_apps_edu_science.svg/36px-Nuvola_apps_edu_science.svg.png 1.5x, //upload.wikimedia.org/wikipedia/commons/thumb/5/59/Nuvola_apps_edu_science.svg/48px-Nuvola_apps_edu_science.svg.png 2x" data-class="mw-file-element"> </span></a></span></span> <span class="bandeau-portail-texte"><a href="https://fr-m-wikipedia-org.translate.goog/wiki/Portail:Chimie?_x_tr_sl=auto&_x_tr_tl=en&_x_tr_hl=en-GB" title="Portail:Chimie">Portail de la chimie</a></span> </span></li> </ul>   </section> </div> <noscript> <img src="https://login.wikimedia.org/wiki/Special:CentralAutoLogin/start?type=1x1&useformat=mobile" alt="" width="1" height="1" style="border: none; position: absolute;"> </noscript> <div class="printfooter" data-nosnippet=""> Ce document provient de « <a dir="ltr" href="https://translate.google.com/website?sl=auto&tl=en&hl=en-GB&u=https://fr.wikipedia.org/w/index.php?title%3DConcentration_massique%26oldid%3D212735781">https://fr.wikipedia.org/w/index.php?title=Concentration_massique&oldid=212735781</a> ». </div> </div> </div> <div class="post-content" 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class="interlanguage-link interwiki-ar mw-list-item"><a href="https://translate.google.com/website?sl=auto&tl=en&hl=en-GB&u=https://ar.wikipedia.org/wiki/%25D8%25AA%25D8%25B1%25D9%2583%25D9%258A%25D8%25B2_%25D8%25A7%25D9%2584%25D9%2583%25D8%25AA%25D9%2584%25D8%25A9" title="تركيز الكتلة – arabe" lang="ar" hreflang="ar" data-title="تركيز الكتلة" data-language-autonym="العربية" data-language-local-name="arabe" class="interlanguage-link-target"><span>العربية</span></a></li> <li class="interlanguage-link interwiki-ca mw-list-item"><a href="https://translate.google.com/website?sl=auto&tl=en&hl=en-GB&u=https://ca.wikipedia.org/wiki/Concentraci%25C3%25B3_en_massa" title="Concentració en massa – catalan" lang="ca" hreflang="ca" data-title="Concentració en massa" data-language-autonym="Català" data-language-local-name="catalan" class="interlanguage-link-target"><span>Català</span></a></li> <li class="interlanguage-link interwiki-cs mw-list-item"><a href="https://translate.google.com/website?sl=auto&tl=en&hl=en-GB&u=https://cs.wikipedia.org/wiki/Hmotnostn%25C3%25AD_koncentrace" title="Hmotnostní koncentrace – tchèque" lang="cs" hreflang="cs" data-title="Hmotnostní koncentrace" data-language-autonym="Čeština" data-language-local-name="tchèque" class="interlanguage-link-target"><span>Čeština</span></a></li> <li class="interlanguage-link interwiki-de mw-list-item"><a href="https://translate.google.com/website?sl=auto&tl=en&hl=en-GB&u=https://de.wikipedia.org/wiki/Massenkonzentration" title="Massenkonzentration – allemand" lang="de" hreflang="de" data-title="Massenkonzentration" data-language-autonym="Deutsch" data-language-local-name="allemand" class="interlanguage-link-target"><span>Deutsch</span></a></li> <li class="interlanguage-link interwiki-en mw-list-item"><a href="https://translate.google.com/website?sl=auto&tl=en&hl=en-GB&u=https://en.wikipedia.org/wiki/Mass_concentration_(chemistry)" title="Mass concentration (chemistry) – anglais" lang="en" hreflang="en" data-title="Mass concentration (chemistry)" data-language-autonym="English" data-language-local-name="anglais" class="interlanguage-link-target"><span>English</span></a></li> <li class="interlanguage-link interwiki-es mw-list-item"><a href="https://translate.google.com/website?sl=auto&tl=en&hl=en-GB&u=https://es.wikipedia.org/wiki/Concentraci%25C3%25B3n_en_masa_(qu%25C3%25ADmica)" title="Concentración en masa (química) – espagnol" lang="es" hreflang="es" data-title="Concentración en masa (química)" data-language-autonym="Español" data-language-local-name="espagnol" class="interlanguage-link-target"><span>Español</span></a></li> <li class="interlanguage-link interwiki-fa mw-list-item"><a href="https://translate.google.com/website?sl=auto&tl=en&hl=en-GB&u=https://fa.wikipedia.org/wiki/%25D8%25BA%25D9%2584%25D8%25B8%25D8%25AA_%25D8%25AC%25D8%25B1%25D9%2585%25DB%258C" title="غلظت جرمی – persan" lang="fa" hreflang="fa" data-title="غلظت جرمی" data-language-autonym="فارسی" data-language-local-name="persan" class="interlanguage-link-target"><span>فارسی</span></a></li> <li class="interlanguage-link interwiki-it mw-list-item"><a href="https://translate.google.com/website?sl=auto&tl=en&hl=en-GB&u=https://it.wikipedia.org/wiki/Concentrazione_massica" title="Concentrazione massica – italien" lang="it" hreflang="it" data-title="Concentrazione massica" data-language-autonym="Italiano" data-language-local-name="italien" class="interlanguage-link-target"><span>Italiano</span></a></li> <li class="interlanguage-link interwiki-ms mw-list-item"><a href="https://translate.google.com/website?sl=auto&tl=en&hl=en-GB&u=https://ms.wikipedia.org/wiki/Kepekatan_jisim_(kimia)" title="Kepekatan jisim (kimia) – malais" lang="ms" hreflang="ms" data-title="Kepekatan jisim (kimia)" data-language-autonym="Bahasa Melayu" data-language-local-name="malais" class="interlanguage-link-target"><span>Bahasa Melayu</span></a></li> <li class="interlanguage-link interwiki-nl mw-list-item"><a href="https://translate.google.com/website?sl=auto&tl=en&hl=en-GB&u=https://nl.wikipedia.org/wiki/Massaconcentratie" title="Massaconcentratie – néerlandais" lang="nl" hreflang="nl" data-title="Massaconcentratie" data-language-autonym="Nederlands" data-language-local-name="néerlandais" class="interlanguage-link-target"><span>Nederlands</span></a></li> <li class="interlanguage-link interwiki-pl mw-list-item"><a href="https://translate.google.com/website?sl=auto&tl=en&hl=en-GB&u=https://pl.wikipedia.org/wiki/St%25C4%2599%25C5%25BCenie_masowe" title="Stężenie masowe – polonais" lang="pl" hreflang="pl" data-title="Stężenie masowe" data-language-autonym="Polski" data-language-local-name="polonais" class="interlanguage-link-target"><span>Polski</span></a></li> <li class="interlanguage-link interwiki-ro mw-list-item"><a href="https://translate.google.com/website?sl=auto&tl=en&hl=en-GB&u=https://ro.wikipedia.org/wiki/Concentra%25C8%259Bie_masic%25C4%2583" title="Concentrație masică – roumain" lang="ro" hreflang="ro" data-title="Concentrație masică" data-language-autonym="Română" data-language-local-name="roumain" class="interlanguage-link-target"><span>Română</span></a></li> <li class="interlanguage-link interwiki-ru mw-list-item"><a href="https://translate.google.com/website?sl=auto&tl=en&hl=en-GB&u=https://ru.wikipedia.org/wiki/%25D0%259C%25D0%25B0%25D1%2581%25D1%2581%25D0%25BE%25D0%25B2%25D0%25B0%25D1%258F_%25D0%25BA%25D0%25BE%25D0%25BD%25D1%2586%25D0%25B5%25D0%25BD%25D1%2582%25D1%2580%25D0%25B0%25D1%2586%25D0%25B8%25D1%258F" title="Массовая концентрация – russe" lang="ru" hreflang="ru" data-title="Массовая концентрация" data-language-autonym="Русский" data-language-local-name="russe" class="interlanguage-link-target"><span>Русский</span></a></li> <li class="interlanguage-link interwiki-ur mw-list-item"><a href="https://translate.google.com/website?sl=auto&tl=en&hl=en-GB&u=https://ur.wikipedia.org/wiki/%25DA%25A9%25D9%2585%25DB%258C%25D8%25AA%25DB%258C_%25D8%25A7%25D8%25B1%25D8%25AA%25DA%25A9%25D8%25A7%25D8%25B2" title="کمیتی ارتکاز – ourdou" lang="ur" hreflang="ur" data-title="کمیتی ارتکاز" data-language-autonym="اردو" data-language-local-name="ourdou" class="interlanguage-link-target"><span>اردو</span></a></li> <li class="interlanguage-link interwiki-zh mw-list-item"><a href="https://translate.google.com/website?sl=auto&tl=en&hl=en-GB&u=https://zh.wikipedia.org/wiki/%25E8%25B4%25A8%25E9%2587%258F%25E6%25B5%2593%25E5%25BA%25A6" title="质量浓度 – chinois" lang="zh" hreflang="zh" data-title="质量浓度" data-language-autonym="中文" data-language-local-name="chinois" class="interlanguage-link-target"><span>中文</span></a></li> </ul> </section> </div> <div class="minerva-footer-logo"> <img src="/static/images/mobile/copyright/wikipedia-wordmark-fr.svg" alt="Wikipédia" width="119" height="18" 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Concentration massique — Wikipédia