In a Solution Prepared by Adding Excess PbI₂(s) [K_sp =

Multiple Choice

In a solution prepared by adding excess PbI₂(s) [K_sp = 1.4 × 10^-8] to water, [I^-] at equilibrium is

A) 2.4 × 10^-3 mol/L.
B) 1.5 × 10^-3 mol/L.
C) 8.4 × 10^-5 mol/L.
D) 3.0 × 10^-3 mol/L.
E) 1.2 × 10^-3 mol/L.