Equal volumes of 1 x 10-5 M solutions of Cd2+ and CO32- ions are mixed in one flask and equal volumes of 1 x 10-5 M solutions of Ag+ and CrO42- ions are mixed in a second. Which substances precipitate given that the Ksp values of CdCO3 and Ag2CrO4 are 5.2 x 10-12 and 1.1 x 10-12 respectively?
A. CdCO3 only
B. Ag2CrO4 only
C. Impossible to tell without further information
D. Neither CdCO3 nor Ag2CrO4
E. Both CdCO3 and Ag2CrO4