Magnesium hydroxide, Mg(OH)2, found in milk of magnesia, has a solubility of 7.05 × 10-3 g L-1 at 25 °C. Calculate Ksp for Mg(OH)2.

Answer 1

Ksp= 4x^3 x=solubility so plug it in

AX Ksp=X^2
AX3 = 27x4
A2X3 = 108x5

just know these 4