

(1) Silver chromate:

Let the solubility of
be s.

Molarity of
= 2s = 
Molarity of
= s =
M
(2) Barium chromate:

Let s be the solubility of 
Thus,
= s and
= s

Molarity of
= Molarity of 
(3) Ferric hydroxide:

Let s be the solubility of 

Molarity of 
Molarity of 
(4) Lead chloride:

Let
be the solubility of 

(5) Mercurous iodide:-

68. The solubility produc
