Предмет: Химия, автор: василий2442

какое количество вещества содержится в c6h6 в 39 г
Пожалуйста помогите

Ответы

Автор ответа: svetka1574
2

Дано:

m(C6H6) = 39 г

М(С6Н6) = 78 г/моль

Найти

n(C6H6)

n(C6H6) = m/ M = 39 / 78 = 0,5 моль

василий2442: Спасибо большое
василий2442: 5 звед
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