Barrons SAT Subject Test Chemistry, 13th Edition

47. (D) Ksp = [Ag+][C 2 H 3 O 2 −] = [2 × 10−3][2 × 10−3]

(Since

AgC 2 H 3 O 2 Ag+ + C 2 H 3 O 2 −

the silver ion and acetate ion concentrations are equal.)

Ksp = 4 × 10−6