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    Chemistry The Central Science Study Set 1
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    Exam 17: Additional Aspects of Aqueous Equilibria
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    A 250-ML Sample of 0
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A 250-ML Sample of 0

Question 48

Question 48

Multiple Choice

A 25.0-mL sample of 0.150 M butanoic acid is titrated with a 0.150 M NaOH solution. What is the pH before any base is added? The Ka of butanoic acid is 1.5 × 10-5.


A) 2.83
B) 1.5 × 10-3
C) 4.82
D) 4.00
E) 1.0 × 104

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