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ЗнанийНет
Автор - nastazora6

1)CrO3+ H2O=

2)CaO+ HNO=​

Ответ

Автор - star4icken
1) H2CrO4
2) HNO2 + Ca

Ответ

Автор - Jan345

Ответ:

H2CrO4.

Ca(OH) - не поняв до цього .

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