Which acid has the strongest conjugate base?
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
Q20: What is the correct name of H2SO4?
A)Sulfate
Q21: Ammonia,NH3,is an example of a _.
A)strong acid
B)strong
Q22: Which ion is the strongest base?
A)Br-
B)F-
C)I-
D)NO3-
Q23: What is the pH of a cleaning
Q24: Which solution has the highest pH?
A)4.3 ×
Q26: The [-OH] in a sample of egg
Q27: What is the net ionic equation for
Q28: Which acid is the weakest?
A)Hydrogen sulfate ion
Q29: Which solution has the highest pH?
A)4.3 ×
Q30: Which solution has the lowest pH?
A)1.3 ×
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