Tア Chemistry 112 ADDITIONAL HOMEWORK PROBLEMS FOR CHAPTER 17 1. The K for hydrocyanic acid is 4.9 x 10-10. A buffer solution is and 0.599 moles of the salt sodium cyanide (NaCN) in 1 L of solution. prepared by dissolving 0.722 moles of hydrocyanic acid (HCN) a. Use the Henderson-Hasselbach equation to compute the pH of this buffer solution. b. 0.104 moles of the strong solution above. does not change the volume of the solution, concentration and the pH of this mixture after the addition of the acid. acid HNO- is added to the buffer Assuming that the addition of this strong acid compute the H+

Tア Chemistry 112 ADDITIONAL HOMEWORK PROBLEMS FOR CHAPTER 17 1. The K for hydrocyanic acid is 4.9 x 10-10. A buffer solution is and 0.599 moles of the salt sodium cyanide (NaCN) in 1 L of solution. prepared by dissolving 0.722 moles of hydrocyanic acid (HCN) a. Use the Henderson-Hasselbach equation to compute the pH of this buffer solution. b. 0.104 moles of the strong solution above. does not change the volume of the solution, concentration and the pH of this mixture after the addition of the acid. acid HNO- is added to the buffer Assuming that the addition of this strong acid compute the H+

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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Question

Tア
Chemistry 112
ADDITIONAL HOMEWORK PROBLEMS FOR CHAPTER 17
1. The K for hydrocyanic acid is 4.9 x 10-10.
A buffer solution is
and
0.599 moles of the salt sodium cyanide (NaCN) in 1 L of solution.
prepared by dissolving 0.722 moles of hydrocyanic acid (HCN)
a. Use the Henderson-Hasselbach equation to compute the pH of this
buffer solution.
b. 0.104 moles of the strong
solution above.
does not change the volume of the solution,
concentration and the pH of this mixture after the addition of the
acid.
acid HNO- is added to the buffer
Assuming that the addition of this strong acid
compute the H+

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