Na₂SO₄ + Ba(OH)₂ = BaSO₄ + 2NaOH
2Na⁺ + SO₄²⁻ + Ba²⁺ + 2OH⁻ = BaSO₄ + 2Na⁺ + 2OH⁻Ba²⁺ + SO₄²⁻ = BaSO₄
NaOH + HBr = NaBr + H₂O
Na⁺ + OH⁻ + H⁺ + Br⁻ = Na⁺ + Br⁻ + H₂O
H⁺ + OH⁻ = H₂O
NaBr + AgNO₃ = NaNO₃ + AgBr
Na⁺ + Br⁻ + Ag⁺ + NO₃⁻ = Na⁺ + NO₃⁻ + AgBr
Ag⁺ + Br⁻ = AgBr
Na₂SO₄ + Ba(OH)₂ = BaSO₄ + 2NaOH
2Na⁺ + SO₄²⁻ + Ba²⁺ + 2OH⁻ = BaSO₄ + 2Na⁺ + 2OH⁻
Ba²⁺ + SO₄²⁻ = BaSO₄
NaOH + HBr = NaBr + H₂O
Na⁺ + OH⁻ + H⁺ + Br⁻ = Na⁺ + Br⁻ + H₂O
H⁺ + OH⁻ = H₂O
NaBr + AgNO₃ = NaNO₃ + AgBr
Na⁺ + Br⁻ + Ag⁺ + NO₃⁻ = Na⁺ + NO₃⁻ + AgBr
Ag⁺ + Br⁻ = AgBr