Question

Mg+Hce =>
Mgo+Hce =>
Na+O2=>
Na+S=>
Na+Ce2=>
Cuo =>

Answer 1

Ответ:

Объяснение:

Mg + 2HCl = MgCl2 + H2↑

MgO + 2HCl = MgCl2 + H2O

2Na + O2 = Na2O2

2Na + S = Na2S

2Na + Cl2 = 2NaCl

2CuO ->2 Cu + O2