Practice question
Question
For XY(s) <=> X+(aq) + Y-(aq) , if Ksp = 9.0 × 10⁻⁶ , what is [X+] in mol/L?
Explanation
Ksp = [X+][Y-] = S² = 9.0 × 10⁻⁶ , S = sqrt9.0 × 10⁻⁶ = 3.0 × 10⁻³ , so [X+] = 3.0 × 10⁻³ M .
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