3KOH + H3PO4 -> K3PO4 + 3H2O
3K+ + 3OH- + 3H+ + PO4 3- -> 3K+ + PO4 3- + 3H2O
3OH- + 3H+ -> 3H2O
OH- + H+ -> H2O
2NaOH + H2S -> Na2S + 2H2O
2Na+ + 2OH- + 2H+ + S 2- -> 2Na+ + S 2- + 2H2O
2OH- + 2H+ -> 2H2O
OH- + H+ -> H2O
2Fe(OH)3 + 3H2SO3 -> Fe2(SO3)3 + 6H2O
2Fe 3+ + 3OH- + 3H+ + SO3 2- -> 2Fe 3+ + 3SO3 2- + 6H2O
6OH- + 6H+ -> 6H2O
OH- + H+ -> H2O
Ca(OH)2 + 2HCl -> CaCl2 + 2H2O
Ca 2+ + 2OH- + 2H+ + 2Cl- -> Ca 2+ + 2Cl - + 2H2O
2OH- + 2H+ -> 2H2O
OH- + H+ -> H2O
2Al(OH)3 + 3H2SO3 -> Al2(SO3)3 + 6H2O
2Al 3+ + 6OH- + 6H+ + 3SO3 2+ -> 2Al 3+ + 3SO3 2+ + 6H2O
6OH- + 6H -> 6H2O
OH- + H+ -> H2O