Предмет: Химия, автор: lisenokty31

Вычисли химическое количество карбоната калия К2 СО3 в котором содержится 9,03 * 10^23 атомов углерода.
Вычисляй с точностью до сотых. В ответе запиши число. Например: 4,25.
Ответ: n(K2CO3)
МОЛь.
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Ответы

Автор ответа: kolomycevan

2

Ответ: Поскольку в 1 моле вещества содержится количество молекул Nа=6,02*10^23, то N=9,03*10^23 молекул содержится в количестве вещества n=N/Na=(9,03*10^23)/(6,02*10^23)=1.5 моль.

Ответ: 1.5 моль.

Объяснение:

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