Question

Cu(NO3)2→Cu(OH)2→CuSO4→Cu→CuO→CuCl2​

Answer 1

Ответ:

Cu(NO3)2+2NaOH=Cu(OH)2+2NaNO3

Cu(OH)2+H2SO4=CuSO4+2H2O

CuSO4+Zn=Cu+ZnSO4

2Cu+O2=2CuO

CuO+2HCl=CuCl2+H2O