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Question
Solubility product of a sparingly soluble salt AX2 is 3.2 × 10−11. Its solubility in mol/litre is:
Options
5.6 × 10−6
3.1 × 10−4
2 × 10−4
4 × 10−4
MCQ
Solution
2 × 10−4
Explanation:
\[\ce{AX2 ⇌ A^{2+} + 2X^-}\]
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Concept of Solubility Equilibria of Sparingly Soluble Salts
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