2KOH + CO₂ -> K₂CO₃ + H₂O
K₂CO₃ + 2HCl -> 2KCl + CO₂ + H₂O
Na₂CO₃ + 2HCl -> 2NaCl + CO₂ + H₂O
NaCl + AgNO₃ -> AgCl + NaNO₃
Na₂SO₄ + BaBr₂ -> 2NaBr + BaSO₄
2NaBr + Cl₂ -> 2NaCl + Br₂
2KOH + CO₂ -> K₂CO₃ + H₂O
K₂CO₃ + 2HCl -> 2KCl + CO₂ + H₂O
Na₂CO₃ + 2HCl -> 2NaCl + CO₂ + H₂O
NaCl + AgNO₃ -> AgCl + NaNO₃
Na₂SO₄ + BaBr₂ -> 2NaBr + BaSO₄
2NaBr + Cl₂ -> 2NaCl + Br₂