Предмет: Химия, автор: 123441746610

Найти количество вещества серной кислоты H2SO4-массой-80 грамм,решите пож. как мы физике решаем-дано,решения, и все подробно пожалуйста

Ответы

Автор ответа: kefa

0

Дано:

m (H2SO4)=80г

______________

n (H2SO4) - ?

решение:

n (H2SO4)=m/M=80 г /98г/моль=0,816моль

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