1.
2NaHCO₃ →t°→ Na₂CO₃ + CO₂ + H₂O
Na₂CO₃ + BaCl₂ = BaCO₃↓ + 2NaCl
BaCO₃ →t°→ BaO + CO₂
2.
AlCl₃ + 3NaOH(недост) = Al(OH)₃↓ + 3NaCl
1.
2NaHCO₃ →t°→ Na₂CO₃ + CO₂ + H₂O
Na₂CO₃ + BaCl₂ = BaCO₃↓ + 2NaCl
BaCO₃ →t°→ BaO + CO₂
2.
AlCl₃ + 3NaOH(недост) = Al(OH)₃↓ + 3NaCl