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  • 14-02-2024
  • Chemistry
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A solution contains 1.78×10⁻² M lead nitrate and 1.78×10 ⁻² M calcium acetate. Solid potassium fluoride is added slowly to this mixture. What is the concentration of calcium ion when lead ion begins to precipitate? Solubility product constant data is found in the Chemistry References.
[Ca ²⁺] = M

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