Question

які речовини реагують з NaOH?-----CO2; HNO3; KNO3; CuCl2;

Answer 1

NaOH + CO₂ = NaHCO₃
2NaOH + CO₂ = Na₂CO₃ + H₂O

NaOH + HNO₃ = NaNO₃ + H₂O

2NaOH + CuCl₂ = Cu(OH)₂↓ + 2NaCl