Multiple Choice
Which acid is the strongest?
A) Hydrogen sulfate ion HSO4- (Ka = 1.2 × 10-2)
B) Hydrocyanic acid HCN (Ka = 4.9 × 10-10)
C) Hydrofluoric acid HF (Ka = 7.2 × 10-4)
D) Ammonium ion NH4+ (Ka = 5.6 × 10-10)
Correct Answer:

Verified
Correct Answer:
Verified
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