Calculer la masse molaire de : a) H2O b) C2H6O.... Pergunta de ideia deNonodu25120

Nonodu25120 @Nonodu25120

April 2019 1 72 Report

Calculer la masse molaire de :
a) H2O
b) C2H6O

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piiierre0zz Masse molaire H2O = 2 x 1 + 16 = 18 g.mol-1 ___ et masse molaire C2H6O = 2 x 12 + 6 x 1 + 16 = 24 + 6 + 16 = 46 g.mol-1 VOILA VOILA

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nonodu25120 Merci beaucoup :D

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