Answered: The equilibrium constant for the proton…

The equilibrium constant for the proton transfer reaction of acetic acid 1.8 × 10–5 . Calculate the equilibrium concentration of acetic acid and acetate anions in a 0.050 M solution of the acid.

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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Question

The equilibrium constant for the proton transfer reaction of acetic acid 1.8 × 10–5 . Calculate the equilibrium concentration of acetic acid and acetate anions in a 0.050 M solution of the acid.

Expert Solution

Step 1

For the given reaction, the equation for equilibrium constant can be written as below.

Step 2

Initial amount of acetic acid is given as 0.050 M. An ICE table is constructed to determine the concentration equilibrium.

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