NaOH, H2SO4, BaSO4, NaCl
Объяснение:
K2O+2NaOH = 2KOH + Na2O
K2O+H2SO4 = H2O + K2SO4
K2O+BaSO4 = BaO + K2SO4
2NaCl+K2O = 2KCl + Na2O
NaOH, H2SO4, BaSO4, NaCl
Объяснение:
K2O+2NaOH = 2KOH + Na2O
K2O+H2SO4 = H2O + K2SO4
K2O+BaSO4 = BaO + K2SO4
2NaCl+K2O = 2KCl + Na2O