Объяснение:
K2O + H2O = 2KOH
CuO + H2 = Cu + H2O
Al2O3 + 3SO3 = Al2(SO4)3
P2O5 + 3H2O = 2H3PO4
CaO + H2O = Ca(OH)2
BaO + 2HCl = BaCl2 + H2O
MgO + CO2 = MgCO3
CO2 +2 KOH = K2CO3 + H2O
Na2O + H2 = 2Na + H2O
Na2O + H2S = Na2S + H2O
SO2 + H2O = H2SO3
SO3 + 2KOH = K2SO4 + H2O
Объяснение:
K2O + H2O = 2KOH
CuO + H2 = Cu + H2O
Al2O3 + 3SO3 = Al2(SO4)3
P2O5 + 3H2O = 2H3PO4
CaO + H2O = Ca(OH)2
BaO + 2HCl = BaCl2 + H2O
MgO + CO2 = MgCO3
CO2 +2 KOH = K2CO3 + H2O
Na2O + H2 = 2Na + H2O
Na2O + H2S = Na2S + H2O
SO2 + H2O = H2SO3
SO3 + 2KOH = K2SO4 + H2O