At 25ºC the solubility product constant, Ksp, for magnesium phosphate, Mg3(PO4)2, is 1.0´10-24. The solubility product constant for magnesium fluoride, MgF2, is 7.0´10-11.
(a) What is the molar solubility of Mg3(PO4)2 in pure water at 25ºC?
(b) What is the molar solubility of MgF2 in pure water at 25ºC?