The specific conductance of a saturated solution of AgCl is KΩ–1 cm–1. The limiting ionic conductances of Ag+ and Cl– are x and y, respectively. The solubility product of AgCl is
(a) 1000 K/x +y
(b) ( 1000 K/x+y)2
(c) 100 x 143.5 x K
(d) (103 x 143.5 x K/x +y)2