Molar concentration of Ag+ in an aqueous solution of Ag2CrO4 at 298K is 1.5 x 10-4 Ksp, for Ag2CrO4 is

A. 1.125 x 10-8

B. 2.5 x 10-4

C. 2.25 x10-8

D. 1.6875 x 10-12

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