An analytical chemist is titrating 83.7 mL of a 0.3300M solution of isopropylamine ((CH,) CHNH,) with a 0.5300M solution of HNO3. The p K, of isopropylamine is 3.33. Calculate the pH of the base solution after the chemist has added 42.4 mL of the HNO, solution to it. Note for advanced students: you may assume the final volume equals the initial volume of the solution plus the volume of HNO, solution added. Round your answer to 2 decimal places. pH = ?
An analytical chemist is titrating 83.7 mL of a 0.3300M solution of isopropylamine ((CH,) CHNH,) with a 0.5300M solution of HNO3. The p K, of isopropylamine is 3.33. Calculate the pH of the base solution after the chemist has added 42.4 mL of the HNO, solution to it. Note for advanced students: you may assume the final volume equals the initial volume of the solution plus the volume of HNO, solution added. Round your answer to 2 decimal places. pH = ?
Principles of Modern Chemistry
8th Edition
ISBN:9781305079113
Author:David W. Oxtoby, H. Pat Gillis, Laurie J. Butler
Publisher:David W. Oxtoby, H. Pat Gillis, Laurie J. Butler
Chapter15: Acid–base Equilibria
Section: Chapter Questions
Problem 57P
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Question

Transcribed Image Text:An analytical chemist is titrating 83.7 mL of a 0.3300M solution of isopropylamine ((CH,) CHNH, with a 0.5300M
2
solution of HNO3. The p K, of isopropylamine is 3.33. Calculate the pH of the base solution after the chemist has added
42.4 mL of the HNO, solution to it.
Note for advanced students: you may assume the final volume equals the initial volume of the solution plus the volume of
HNO, solution added.
Round your answer to 2 decimal places.
pH = |
?
Expert Solution
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Step 1
Given that :
The volume of isopropylamine = 83.7 mL
The molarity of isopropylamine = 0.3300 M
The molarity of HNO3 = 0.5300 M
The pKb of isopropylamine is 3.33.
We have to calculate the pH of the solution when 42.4 mL of HNO3 is added.
Step by step
Solved in 4 steps
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