Calculate the Maximum Concentration (In M)of Magnesium Ions (Mg⁺²)in a Solution

Multiple Choice

Calculate the maximum concentration (in M) of magnesium ions (Mg⁺²) in a solution that contains 0.025 M of CO₃^2-. The K_sp of MgCO₃ is 3.5 × 10^-8.

A) 1.8 × 10^-5
B) 1.4 × 10^-6
C) 2.8 × 10^-6
D) 3.2 × 10^-10
E) 8.1 × 10^-12