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Вычислите среднюю молярную массу смеси состоящей из 3 л кислорода и 2 л водорода. Очень нужно пожалуйста!!!!!!
Ответы 1
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Ответ:
Объяснение:молярная масса равна m/n где m это масса вещества а n количество вещества
n=v/vm где vm равно 22
n1=3/22.4 n2=2/22.4
m=n*Mr
M(среднее)=m1+m2/n1+n2=n1Mr(O2)+n2Mr(H2)/n1+n2
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Автор:
doloressnyder - 5 лет назад
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