Предмет: Химия, автор: Ирга2002

Рассчитайте массовую долю Н2SO

Ответы

Автор ответа: krioira

Mr(H2SO4)=Ar(H)*2+Ar(S)+Ar(O)*4=1*2+32+4*16=98
M(H2SO4)=98 (г/моль)
массовая доля каждого элемента в соединении можно найти по формуле:
Wx= Ar(x)/M(H2SO4)

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