Lorsqu'on connaît la masse molaire, la masse d'une molécule et la masse totale, comment trouver le nombre de molécules? Merci

By: USER3675
26 Agustus 2025 physique-chimie 5 minutes
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Grade: Education Subject: physique-chimie
Lorsqu'on connaît la masse molaire, la masse d'une molécule et la masse totale, comment trouver le nombre de molécules? Merci
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Dans ton cas tu n'as pas besoin de connaître la masse molaire la masse m de tes N molécules est égale au produit de la masse m₁ d'une molécule par le nombre N de molécules
tu as : m=Nxm₁
Answered on 26 Agustus 2025

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