2. Восстановите уравнения реакций и вычислите сумму коэффициентов в каждом уравнении
1) 2Li +…. = 2LiOH + H2
2) 2C2H2 + 5….= …. + 2H2O
3) …. + 6HCl = 2 FeCl3 +
4) CuO + …. = H2O +….
5) KOH +…. = K2CO3 + H2O 15
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