6 1L d'air pèse environ 1,3 g.
La masse moyenne d'une des molécules qui
le constituent est e...
Mathematics, 19.09.2021 05:00 elisakgarcia2007
6 1L d'air pèse environ 1,3 g.
La masse moyenne d'une des molécules qui
le constituent est environ 25 x 10-24 g.
Calculer le nombre N de molécules contenues dans un litre
d'air.
Answers: 1
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