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    Chemistry The Central Science Study Set 1
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    Exam 16: Acid-Base Equilibria
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    Which One of the Following Is the Weakest Acid
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Which One of the Following Is the Weakest Acid

Question 127

Question 127

Multiple Choice

Which one of the following is the weakest acid?


A) HF (Ka = 6.8 × 10-4)
B) HClO (Ka = 3.0 × 10-8)
C) HNO2 (Ka = 4.5 × 10-4)
D) HCN (Ka = 4.9 × 10-10)
E) Acetic acid (Ka = 1.8 × 10-5)

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