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A Solution of NaF Is Added Dropwise to a Solution

Question 111

Multiple Choice

A solution of NaF is added dropwise to a solution that is 0.0158 M in Ba2+.When the concentration of F- exceeds ________ M,BaF2 will precipitate.Neglect volume changes.For BaF2,Ksp = 1.7 × 10-6.


A) 5.4 × 10-5
B) 1.0 × 10-2
C) 2.7 × 10-8
D) 2.6 × 10-3
E) 1.1 × 10-4

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