Предмет: Химия, автор: Valeriia349027

У воді масою 927 г розчинили хлоридної кислоти кількістю речовини 2 моль
Обчислити масову частину розчину

Ответы

Автор ответа: nikolaygr

0

Відповідь:

M(HCI)=2+35,5=36,5г/моль

m(HCI)=36,5*2=73г

m(розч)=73+927=1000г

w=73*100/1000=7,3%

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