BaO + H2O = Ba(OH)2
BaO + H2O = Ba²⁺ + 2OH⁻
Ba(OH)2 + 2HCl = BaCl2 + 2H2O
Ba²⁺ + 2OH⁻ + 2H⁺ + 2Cl⁻ = Ba²⁺ + 2Cl⁻ + 2H2O
2OH⁻ + 2H⁺ = 2H2O
OH⁻ + H⁺ = H2O
BaCl2 + Na2SO4 = BaSO4 + 2NaCl
Ba²⁺ + 2Cl⁻ + 2Na⁺ + SO4²⁻ = BaSO4 + 2Na⁺ + 2Cl⁻
Ba²⁺ + SO4²⁻ = BaSO4
Объяснение:
