Объяснение:
CuO + SO3 = CuSO4
CuO + 2HCl = CuCl2 + H2O
SO3 + H2O = H2SO4
SO3 + 2NaOH = Na2SO4 + H2O
NaOH + HCl = NaCl+ H2O
Объяснение:
CuO + SO3 = CuSO4
CuO + 2HCl = CuCl2 + H2O
SO3 + H2O = H2SO4
SO3 + 2NaOH = Na2SO4 + H2O
NaOH + HCl = NaCl+ H2O