Question

Решите уравнения :
1)Zn+O2=
2)Cu+O2=
3)H2+O2=
4)Mg+O2=
5)C2H6+O2=

Answer 1

2Zn+O2=2ZnO
2Cu+O2=2CuO
2H2+O2=2H2O
2Mg+O2=2MgO
2C2H6+7O2=4CO2+6H2O