Question

Cu-CuO-CuSo4-CuCi2...

Answer 1

Ответ:

Cu->CuO->CuSO4->CuCl2

2 Cu+O2 -> 2 CuO

CuO+H2SO4 -> CuSO4+H2O

CuSO4+2 NaCl -> CuCl2+Na2SO4

Answer 2

2Cu+O2=2CuO

CuO+H2SO4=CuSO4+H2O

CuSO4+2HCl=CuCl2+H2SO4