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A solution contains 6.50 × 10¬º M of calcium ion. A concentrated sodium fluoride solution is added to precipitate calcium fluoride (assume no volume change). a. At what concentration of F¯ does precipitate start to form? K„ for CaF2 is 3.4 x 10-1". |м F] = b. When [F ] = 1.00 × 10-4 M, what is the calcium-ion concentration? What percentage of the calcium ion has precipitated? [Ca*+] = м Percentage =

A solution contains 6.50 × 10¬º M of calcium ion. A concentrated sodium fluoride solution is added to precipitate calcium fluoride (assume no volume change). a. At what concentration of F¯ does precipitate start to form? K„ for CaF2 is 3.4 x 10-1". |м F] = b. When [F ] = 1.00 × 10-4 M, what is the calcium-ion concentration? What percentage of the calcium ion has precipitated? [Ca*+] = м Percentage =

Chemistry
Chemistry
10th Edition
ISBN:9781305957404
Author:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste
Publisher:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste
Chapter1: Chemical Foundations
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Problem 1RQ: Define and explain the differences between the following terms. a. law and theory b. theory and...
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A solution contains 6.50 × 10¬º M of calcium ion. A concentrated sodium fluoride solution is added to precipitate calcium fluoride (assume no volume change). a. At what concentration of F¯ does precipitate start to form? K„ for CaF2 is 3.4 x 10-1". |м F] = b. When [F ] = 1.00 × 10-4 M, what is the calcium-ion concentration? What percentage of the calcium ion has precipitated? [Ca*+] = м Percentage =
Transcribed Image Text:A solution contains 6.50 × 10¬º M of calcium ion. A concentrated sodium fluoride solution is added to precipitate calcium fluoride (assume no volume change). a. At what concentration of F¯ does precipitate start to form? K„ for CaF2 is 3.4 x 10-1". |м F] = b. When [F ] = 1.00 × 10-4 M, what is the calcium-ion concentration? What percentage of the calcium ion has precipitated? [Ca*+] = м Percentage =
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