1. HNO3 + Al(OH)3 → 2. H2SO4 + Ca(OH)2 → 3. Mg(NO3)2 + К3PO4 → 4. Ba(NO3)2 + NaOH → 5. AlCl3 + Ba(OH)2 →
1. 3 HNO₃ + Al(OH)₃ → 3 H₂O + Al(NO₃)₃
2. H₂SO₄ + Ca(OH)₂ → 2 H₂O + CaSO₄
3. 3 Mg(NO₃)₂ + 2 K₃PO₄ → 6 KNO₃ + Mg₃(PO₄)₂
4. Ba(NO₃)₂ + 2 NaOH → 2 NaNO₃ + Ba(OH)₂
5. 2 AlCl₃ + 3 Ba(OH)₂ → 2 Al(OH)₃ + 3 BaCl₂