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Calculate the pH of a buffer solution that is 0.5 M CH3COOH and 0.8 M NaCH3COO. (pKa for acetic acid is 4.74)

Chemistry by OpenStax (2015-05-04)

1st Edition

ISBN:9781938168390

Author:Klaus Theopold, Richard H Langley, Paul Flowers, William R. Robinson, Mark Blaser

Publisher:Klaus Theopold, Richard H Langley, Paul Flowers, William R. Robinson, Mark Blaser

Chapter14: Acid-base Equilibria

Section: Chapter Questions

Problem 100E: What mass of NH4Cl must be added to 0.750 L of a 0.100-M solution of NH3 to give a buffer solution...

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Question

1. Calculate the pH of a buffer solution that is 0.5M CH3COOH and 0.8 M NaCH3COO.
(pKa for acetic acid is 4.74)

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