NaOH = Na+ + OH-
HCl = H+ + Cl-
H2SO4 = 2H+ + SO4 (2-)
NaCl = Na+ + Cl-
Ca(OH)2 = Ca2+ + 2OH-
CH3COOH = CH3COO- + H+
H2S = HS- + H+
H2O = OH- + H+
H2CO3 = HCO3(-) + H+
H2SO3 = HSO3(-) + H+