Imagine you are working in the lab, and your labmate Jordan has challenged you to figure out which one of the following acetic acid/sodium acetate buffer solutions has the greatest buffering capacity at a pH above 4.74. pKa(acetic acid) = 4.74. Can you pick the solution with the highest buffering capacity at a pHabove 4.74? pKa(acetic acid) ? 0.36 M acetic acid and 0.12 M sodium acetate 0.16 M acetic acid and 0.12 M sodium acetate 0.36 M acetic acid and 0.22 M sodium acetate 0.16 M acetic acid and 0.22 M sodium acetate
Imagine you are working in the lab, and your labmate Jordan has challenged you to figure out which one of the following acetic acid/sodium acetate buffer solutions has the greatest buffering capacity at a pH above 4.74. pKa(acetic acid) = 4.74. Can you pick the solution with the highest buffering capacity at a pHabove 4.74? pKa(acetic acid) ? 0.36 M acetic acid and 0.12 M sodium acetate 0.16 M acetic acid and 0.12 M sodium acetate 0.36 M acetic acid and 0.22 M sodium acetate 0.16 M acetic acid and 0.22 M sodium acetate
Chemistry: An Atoms First Approach
2nd Edition
ISBN:9781305079243
Author:Steven S. Zumdahl, Susan A. Zumdahl
Publisher:Steven S. Zumdahl, Susan A. Zumdahl
Chapter14: Acid- Base Equilibria
Section: Chapter Questions
Problem 4RQ: A good buffer generally contains relatively equal concentrations of weak acid and conjugate base. If...
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Imagine you are working in the lab, and your labmate Jordan has challenged you to figure out which one of the following acetic acid/sodium acetate buffer solutions has the greatest buffering capacity at a pH above 4.74. pKa(acetic acid) = 4.74. Can you pick the solution with the highest buffering capacity at a pHabove 4.74? pKa(acetic acid) ?
0.36 M acetic acid and 0.12 M sodium acetate
0.16 M acetic acid and 0.12 M sodium acetate
0.36 M acetic acid and 0.22 M sodium acetate
0.16 M acetic acid and 0.22 M sodium acetate
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