Multiple Choice
A 50.00-mL sample of 0.100 M Ca(NO3) 2 is mixed with 50.00 mL of 0.200 M NaF. When the system has come to equilibrium, which of the following sets of conditions will hold? The Ksp for CaF2 is 4.0 10-11. 
A) 10.0 10-3 1.3 10-5 M 1.3 10-5 M
B) 5.0 10-3 3.5 10-4 M 7.0 10-4 M
C) 5.0 10-3 2.2 10-4 M 4.3 10-4 M
D) 5.0 10-3 3.5 10-4 M 4.3 10-4 M
E) 5.0 10-3 3.4 10-9 M 5.0 10-2 M
Correct Answer:
Verified
Correct Answer:
Verified
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