What is the correct equilibrium expression (Ksp) for the reaction below: Ca3(PO4)2(s) ⇌ 3Ca2+(aq) + 2PO42-(aq)
Ksp = [3Ca2+][2PO43-]
Ksp = [Ca2+]3 [PO43-]2
Ksp = [3Ca2+] + [2PO43-]
Ksp = [3Ca2+]3 + [2PO43-]2
Ksp = [Ca2+]3[PO43-]2
The expression for the solubility product of Al2(SO4)3 is