Determine the pH of a buffer formed by dissolving 20.0 g NaCH:COO into a 500.0 mL solution of 0.150 M of CH:COOH. Assume the volume of the solution does not change. The value of Ka for CH:COOH is 1.8 × 10-5. 3 NEXT > Based on the given values, set up 1CE table in order to determine the unknown. CH:COOH(aq) + H:O(1) H:O*(aq) + CH:COO (aq) Initial (M) Change (M) Equilibrium (M)

Determine the pH of a buffer formed by dissolving 20.0 g NaCH:COO into a 500.0 mL solution of 0.150 M of CH:COOH. Assume the volume of the solution does not change. The value of Ka for CH:COOH is 1.8 × 10-5. 3 NEXT > Based on the given values, set up 1CE table in order to determine the unknown. CH:COOH(aq) + H:O(1) H:O*(aq) + CH:COO (aq) Initial (M) Change (M) Equilibrium (M)

World of Chemistry, 3rd edition

3rd Edition

ISBN:9781133109655

Author:Steven S. Zumdahl, Susan L. Zumdahl, Donald J. DeCoste

Publisher:Steven S. Zumdahl, Susan L. Zumdahl, Donald J. DeCoste

Chapter13: Gases

Section: Chapter Questions

Problem 49A

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