Question: A solution contains 0.1 M Ba+2 ions and 0.1 M Sr+2 ions, in aqueous solution. K2Cr2O7 is added as a precipitating agent. Find the

A solution contains 0.1 M Ba+2 ions and 0.1 M Sr+2 ions, 


A solution contains 0.1 M Ba+2 ions and 0.1 M Sr+2 ions, in aqueous solution. K2Cr2O7 is added as a precipitating agent. Find the conc. of Ba2conc. left in solution when SrCrO4 starts precipitation. Kep of BaCrO4 is 1.2 x 10 10; Kp (A) 3.3 x 10-7 6- (B) 1.23 x 10 (C) 3.26 x 10-4 -6- (D) 3.3 x 10-9

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