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Автор - Lerajudj

Б Что означают записи
3H2O
4H2
6O2
8H
Ci2

Ответ

Автор - Poliakova

3H2O - 3 молекулы воды


4H2 - 4 молекулы водорода


6O2 - 6 молекул кислорода


8H - 8 атомов водорода


Cl2 - 1 молекула хлора (в условии скорее всего опечатка, правильная формула Cl2, а не Ci2)

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