Question

Решите пожалуйста.
Cu = CuCL2 = Cu(OH)2 = Cuo

Answer 1

Cu + HCl = CuCl2 + 2H2
CuCl2 + H2O = Cu(OH)2 + 2HCl
Cu(OH)2 = CuO + H2O

Answer 2

Cu + 2HCl= CuCl2 + H2
CuCl2 + 2NaOH= Cu(OH)2↓ + 2NaCl
Cu(OH)2 = CuO + H2O