December 2021 1 4 Report
Расставьте коэффициенты и определите тип реакции
1)MgCO3 -> Mg) + CO
2)CuO + Al -> Al2O3 + Cu
3)N2 + O2 -> NO
4)Ba(NO3)2 + K2SO3 - > BaSO4 + KNO3
5)Al + H2SO4 -> Al(SO4)3 + H2
6)CuO + HCl -> CuCl2 + H2O
7)Fe + O2 -> Fe3O4

Слава Галине Францивне
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