02.04.2022

Какой объем занимает кислород массой 6,4 г?

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Химия

Вопрос школьника по предмету Химия

Какой объем занимает кислород массой 6,4 г?

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Ответ учителя по предмету Химия

1)кол-во вещ-ва(O2)=m(O2)/молярный объем(О2)=64г/32г/моль=2 моль

2)V(O2)=Vm*кол-во вещ-ва=22,4л/моль*2 моль=44,8 л

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