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Автор - yanakhyshka

Укажіть відносну густину сірководню H2S за воднем.
А)1,06
б)2,125
в)17
г)34
Але крім цього напишіть не тільки варіант,а й як розвязували. Дуже потрібно,терміново!)

Ответ

Автор - polyakovskadiya

Г) 34 Mr(h2s)/Mr(h)

Mr(h2s)=34

Mr(h)=1

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