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18/10/2021 2:20 pm
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The solubility product of Ag2CrO4 is 32 x 10-12. What is the concentration of CrO42- ions in that solution (in g L-1)
(a) 2 × 10-4
(b) 8 × 10-4
(c) 8 × 10-8
(d) 16 × 10-4
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18/10/2021 2:24 pm
Correct answer: (a) 2 × 10-4
Explanation:
For ternary electrolyte; solubility
= \(\Big(\frac{K_{sp}}{4}\Big)^{\frac{1}{3}}\)
= \(\Big(\frac{32 \times 10^{-12}}{4}\Big)^{\frac{1}{3}}\)
= 2 x 10-4
This post was modified 3 years ago by Mayank1444