18. Aqueous Equilibrium
Intro to Acid-Base Titration Curves
Multiple Choice
Multiple ChoiceWhich of the following acids would be needed to combine with its potassium salt to produce a solution buffered at pH 5.00?
Chlorous acid: pKa = 1.95
Nitrous acid: pKa = 3.34
Formic acid: pKa = 3.74
Acetic acid: pKa = 4.74
Hypochlorous acid: pKa = 7.54
A
Chlorous acid
B
Nitrous acid
C
Formic acid
D
Acetic acid
E
Hypochlorous acid
F
None of the acids would buffer at pH 5.00.
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