Răspuns:
Rezolvare
a) 2NaOH + H₂SO₄→ Na₂SO₄ + 2H₂O
b) Cu(OH)₂ + H₂SO₄→ CuSO₄ + 2 H₂O
c) 2NaOH + CuSO₄→ Cu(OH)₂↓ + Na₂SO₄
d) 2NaOH + CO₂→Na₂CO₃ + H₂O
e) CuOH)₂ (t⁰C)→ CuO + H₂O vapori
f)Al(OH)₃ + 3HCl → AlCl₃ + 3H₂O
g) Al₂(SO₄)₃ + 6NaOH → 2Al(OH)₃↓ + 3Na₂SO₄
Explicație: