Ответ:
2SO2+O2-->2SO3
N2+3H2--->2NH3
2Fe+3O2--->2Fe2O3
Fe2O3+2Al--->Al2O3+2Fe
Fe2O3+H2--->2Fe+3H2O
2HgO--->2Hg+O2
Mg+2HCi--->MgCi2+H2
Fe+2HCi--->FeCi2+H2
2CuO+C--->2Cu+CO2
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Ответ:
2SO2+O2-->2SO3
N2+3H2--->2NH3
2Fe+3O2--->2Fe2O3
Fe2O3+2Al--->Al2O3+2Fe
Fe2O3+H2--->2Fe+3H2O
2HgO--->2Hg+O2
Mg+2HCi--->MgCi2+H2
Fe+2HCi--->FeCi2+H2
2CuO+C--->2Cu+CO2