:
1. H2SO4 + 2NaOH = Na2SO4 + 2H2O.
2. 2H3PO4 + Ca(OH)2 = Ca(H2PO4)2 + 2H2O.
3. Al(OH)3 + 3NaCl = AlCl3 + 3NaOH.
4. Zn(OH)2 + NaCl = ZnOHCl + NaOH.
.
( , ).
, , OH- , .
2 , 1 ,
.(H2SO4) = = ,
.(H2SO4) = 49 /.
.(3PO4) = = ,
.(H3PO4) = 98 /.
- - :
.[Al(OH)3] = = = 26 /,
.[Zn(OH)2] = = = 99,4 /.