When one litre of a saturated solution of PbCl2 (molecular weight =278 g/mol) is evaporated, the residue is found to weigh 2.78 g. If Ksp of PbCl2 is represented as y×10^−6 , then find the value of y. the residue is found to weigh 2.78 g. If Ksp of PbCl2 is represented [...]