Bi2S3dissolves in water according to the following reaction:
Bi2s3(s) ó2 Bi3 (aq) + 3 S2- (aq) for which the solubility product, Ksp has the value of 1.6 × 10-72at room temperature.
(a) At room temperature how many moles of Bi2S3will dissolve in 3.091 × 106liters of water?
(b) How many Bi3+ions will be found in the solution described in part (a)?