September 2021 1 12 Report
Какая из перечисленных реакций осуществима? Выберите правильный ответ:

Выберите один ответ:
1. Zn + NaNO3 → ....
2. Fe + AlCl3 → ....
3. Cu + MgCl2 → ....
4. Ca + CuSO4 → ....
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