NаOH+HCl→NaCl+H₂O H₂SO₄+2RbOH→Rb₂SO₄+2H₂O Cu(OH)₂+HBr→? H₂SO₄+NH₄OH→? HCl+NaOH→nacl+H₂O 2KOH+H₂S→K₂S+H₂O H₂SO₃+Mg(OH)₂→MgSO₄+2H₂O 3Ca(OH)₂+2H₃PO₄→Ca₃(PO₄)₂+6H₂O Fe(OH)₂+2HNO₃→Fe(NO₃)₂+2H₂О Ca(OH)₂+2HCl→CaCl₂+2H₂O