Multiple Choice
Arrange the following 0.10 M solutions from lowest to highest pH: NaF, NaC2H3O2, C5H5NHCl, KOH, HCN. (Ka for HCN is 6.2 10-10; Ka for HF is 7.2 10-4; Ka for HC2H3O2 is 1.8 10-5; and Kb for C5H5N is 1.7 10-9)
A) C5H5NHCl, HCN, NaF, NaC2H3O2, KOH
B) NaF, NaC2H3O2, HCN, C5H5NHCl, KOH
C) KOH, NaC2H3O2, NaF, HCN, C5H5NHCl
D) HCN, C5H5NHCl, NaF, NaC2H3O2, KOH
E) none of these
Correct Answer:

Verified
Correct Answer:
Verified
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