. At 25°C the solubility product of BaCO3 is (1.6 × 10-8 mol dm-3)
At 25°C the solubility product of BaCO3 is (1.6 × 10-8 mol dm-3) and that of BaCO4 is (1.5 × 10-9 mol dm-3). If pure water is shaken up with the pure solids BaCO3 and BaCO4 at 15°C till equilibrium is reached, what is the concentration of Ba2+ ion in the solution in moldm-3?
A. 3.9 × 10-4
B. 1.32 × 10-4
C. 3.9 × 10-5
D. 1.32 × 10-5
Best Answer
Correct Answer is:
B. 1.32 × 10-4
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