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Solubility product of an AB2 type salt from its solubility

The same question, asked 5 times: 20 Apr 2025 S2*, 22 Apr 2025 S1*, 17 Apr 2026 S2*, 18 Apr 2026 S1*, 18 Apr 2026 S2. Every wording below, oldest first.

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  1. Question 1

    20 Apr 2025 S2

    73
    The solubility of salt BA2BA_{2} is 4×10−4 moldm−34\times10^{- 4}\text{ }moldm^{- 3}. What is solubility product of the salt?

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  2. Question 2

    22 Apr 2025 S1

    60
    The solubility of sparingly soluble salt AX2AX_{2} is 1×10−4 moldm−31 \times10^{- 4}\text{ }moldm^{- 3} at 298 K . Calculate its solubility product.

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  3. Question 3

    17 Apr 2026 S2

    9
    The solubility of sapringly soluble salt AB2\mathrm{AB_2} is 18.78×10−4 g/dm318.78 \times 10^{-4}\ \mathrm{g/dm^3} What is its solubility product ? (Molar mass of AB2=187.8 g mol−1\mathrm{AB_2} = 187.8\ \mathrm{g\,mol^{-1}})

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  4. Question 4

    18 Apr 2026 S1

    11
    The solubility of a sparingly soluble a salt AB2\mathrm{AB_2} is 1×10−6 mol/dm31 \times 10^{-6}\ \mathrm{mol/dm^3}. Calculate its solubility product?

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  5. Question 5

    18 Apr 2026 S2

    10
    The solubility of salt AX2\mathrm{AX_2} is 6×10−12 mol dm−36 \times 10^{-12}\ \mathrm{mol\,dm^{-3}}. What is solubility product of the salt ?

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