Find the Concentration of Calcium Ions in a Solution Made

question 144

Multiple Choice

Find the concentration of calcium ions in a solution made by adding 3.50 g of calcium fluoride to 750. mL of 0.125 M NaF. [For CaF₂, K_sp = 3.95 * 10^-11.]

• A) 3.16 * 10^-10 M
• B) 2.53 * 10^-9 M
• C) 4.29 * 10^-4 M
• D) 6.32 * 10^-10 M
• E) 2.15 * 10^-4 M

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