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    Chemistry The Central Science Study Set 1
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    Exam 16: Acid-Base Equilibria
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    The K<sub>a</sub> of Hydrofluoric Acid (HF)at 25
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The Ka of Hydrofluoric Acid (HF)at 25

Question 63

Question 63

Multiple Choice

The Ka of hydrofluoric acid (HF) at 25.0 °C is 6.8 × 10-4. What is the pH of a 0.15 M aqueous solution of HF?


A) 4.60
B) 2.00
C) 3.64
D) 0.82
E) 1.17

Correct Answer:

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