Problem 2: Your facilitator asked you to prepare 450 mL of a buffer solution having a pH of 10.45 composed of Ammonia and Ammonium Chloride. Considering a final salt concentration of 0.123 M, determine the following. pkg = 3.69 Atomic weights: N: 14.01 H: 1.01 CI: 35.45 O: 15.99 63. What is the volume of Ammonia, in mL, needed to prepare the buffer solution? 64. What is the ratio of Ammonium chloride and Ammonia? 65. What is the weight, in grams, of Ammonium chloride? 66. What is the concentration of the Hydroxyl ion? 67. Determine the kb value. 68. Determine the mmoles of the salt present in the solution.

Problem 2: Your facilitator asked you to prepare 450 mL of a buffer solution having a pH of 10.45 composed of Ammonia and Ammonium Chloride. Considering a final salt concentration of 0.123 M, determine the following. pkg = 3.69 Atomic weights: N: 14.01 H: 1.01 CI: 35.45 O: 15.99 63. What is the volume of Ammonia, in mL, needed to prepare the buffer solution? 64. What is the ratio of Ammonium chloride and Ammonia? 65. What is the weight, in grams, of Ammonium chloride? 66. What is the concentration of the Hydroxyl ion? 67. Determine the kb value. 68. Determine the mmoles of the salt present in the solution.

Chemistry

10th Edition

ISBN:9781305957404

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

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

Chapter1: Chemical Foundations

Section: Chapter Questions

Problem 1RQ: Define and explain the differences between the following terms. a. law and theory b. theory and...

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