Answered: 15.What would be the pH of a 0.25 M…

15.What would be the pH of a 0.25 M solution of phenylamine (C6H5NH2) at room temperature? The Kb of phenylamine is 4 × 10^−10. 1. 13 2. 10.5 3. 9 4. 1 5. 5

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 7P

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Concept explainers

Acid Base Titration

An acid-base titration is the method of quantitative analysis for determining the concentration of an acid and base by exactly neutralizing it with a standard solution of base or acid having known concentration.

Question

15.What would be the pH of a 0.25 M solution
of phenylamine (C6H5NH2) at room temperature? The Kb of phenylamine is 4 × 10^−10.

1. 13
2. 10.5

3. 9
4. 1
5. 5

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