Which of the Following Reduces the Solubility of Calcium Fluoride

question 25

Multiple Choice

Which of the following reduces the solubility of calcium fluoride?

• A) presence of "uncommon ions" such as Na+ and Cl-
• B) formation of the ion-pair CaF+
• C) formation of the complex ion CaF42-
• D) decreasing the pH
• E) cooling the solution

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