а) 2NaOH + 4NO₂ = 2NaNO₃ + 2H₂Oб) NaOH + HCl = NaCl + H₂Oв) Zn(OH)₂ = Zn(OH)₂г) 2NaOH + 3FeCl₃ = 2Fe(OH)₃ + 6NaClе) 2NaOH + (NH₄)₂SO₄ = Na₂SO₄ + 2NH₄OH
а) 2NaOH + 4NO₂ = 2NaNO₃ + 2H₂O
б) NaOH + HCl = NaCl + H₂O
в) Zn(OH)₂ = Zn(OH)₂
г) 2NaOH + 3FeCl₃ = 2Fe(OH)₃ + 6NaCl
е) 2NaOH + (NH₄)₂SO₄ = Na₂SO₄ + 2NH₄OH