Расставьте коэффициенты, преобразовав схемы в уравнения реакций:


1)Al + V2O5 - Al2O3 + V
2)Cu(NO3)2 - CuO + NO2 +O2
3)H2O2 - H2O + O2
4)N2O5 + Na2O - NaNO3
5)CaO + C - CO + CaC2
6)Cl2 + CS2 + - CCl4 + S2Cl2
7)Al2O3 + SO3 - Al2 (SO4)3
8)NaH + H2O - NaOH + H2
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