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Автор - dragontime

Яка речовина масою 12г містить 6*10 в 23 ступені атомів?
Магній,
Вуглець,
Хлор,
Бром.

Ответ

Автор - gtsgts111

Ответ:

Вуглець (Карбон).

Саме 1/12 маси атома Карбону взято за одиницю атомної маси, що дор. 6,02×10^23.

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