CuSO4 + 2H2O = H2SO4 + Cu(OH)2
Cu(OH)2 +( температура) = СuO + H2O
CuO + H2 = H2O + Cu
ZnCl2 + 2NaOH = 2NaCl + Zn(OH)2
Zn(OH)2 + 2HCl = 2H2O + Zn Cl2
CuSO4 + 2H2O = H2SO4 + Cu(OH)2
Cu(OH)2 +( температура) = СuO + H2O
CuO + H2 = H2O + Cu
ZnCl2 + 2NaOH = 2NaCl + Zn(OH)2
Zn(OH)2 + 2HCl = 2H2O + Zn Cl2