Calculate the Molar Solubility of CaF₂ in a 0

Multiple Choice

Calculate the molar solubility of CaF₂ in a 0.25 M solution of NaF(aq) . (K_sp (CaF₂) = 4.0 x 10^-11)

A) 4.0 x 10^-11 M
B) 6.4 x 10^-10 M
C) 1.6 x 10^-10 M
D) 1.3 x 10^-5 M
E) 2.2 x 10^-4 M