Предмет: Химия, автор: milena07022006

Умооя помогите пожалуйста

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Автор ответа: kkristina1988

А1: m(SO3) = n *Mr = 3 * 80 =240 г

А2: V(O2)=n(O2)*Vm=2.5*22.4=56 L

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