Pyridine (a weak base) has the formula C5H5N. It is dissolved in water and found to have a pH of 9.35. What was the initial concentration of pyridine ?

Chemistry: Principles and Practice
3rd Edition
ISBN:9780534420123
Author:Daniel L. Reger, Scott R. Goode, David W. Ball, Edward Mercer
Publisher:Daniel L. Reger, Scott R. Goode, David W. Ball, Edward Mercer
Chapter15: Solutions Of Acids And Bases
Section: Chapter Questions
Problem 15.5QE: Define pH and explain why pH, rather than molarity, is used as a concentration measure of H3O+.
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Pyridine (a weak base) has the formula C5H5N.  It is dissolved in water and found to have a pH of 9.35.  What was the initial concentration of pyridine ?

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