Найти количество в-ва которое содержится в 294 г 10-% -ной серной кислоты - №20407214

Найти количество в-ва которое содержится в 294 г 10-% -ной серной кислоты
- Предмет:
  Химия
- Автор:
  maddie33
- 6 лет назад

Ответы 1

m(H2SO4)=w(H2SO4)×m(раствора)=294г×0,1=29,4гn(H2SO4)=m(H2SO4):M(H2SO4)=29,4г:(1×2+32+16×4)г/моль=0,3моль
- Автор:
  bunny rabbitbnqt
- 6 лет назад
- 0
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