8. A buffer is prepared with 0.34 M chloroacetic acid (weak acid; CH₂CICO₂H) and 0.62 M sodium chloroacetate (NaCH₂CICO2; a salt) at 25°C. What is the pH of the buffer, if 20 mL of 0.20 M HCI is added to 80 mL of the buffer? The Ka of chloroacetic acid is 1.3 x 10-3. Chloroacetic acid and the chloroacetate are conjugates.

8. A buffer is prepared with 0.34 M chloroacetic acid (weak acid; CH₂CICO₂H) and 0.62 M sodium chloroacetate (NaCH₂CICO2; a salt) at 25°C. What is the pH of the buffer, if 20 mL of 0.20 M HCI is added to 80 mL of the buffer? The Ka of chloroacetic acid is 1.3 x 10-3. Chloroacetic acid and the chloroacetate are conjugates.

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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Acid Base Titration

An acid-base titration is the method of quantitative analysis for determining the concentration of an acid and base by exactly neutralizing it with a standard solution of base or acid having known concentration.

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on, then
1
2 ml of
8. A buffer is prepared with 0.34 M chloroacetic acid (weak acid; CH₂CICO₂H) and 0.62 M sodium
chloroacetate (NaCH₂CICO2; a salt) at 25°C. What is the pH of the buffer, if 20 mL of 0.20 M HCI is
added to 80 mL of the buffer? The K₂ of chloroacetic acid is 1.3 x 10-3. Chloroacetic acid and the
chloroacetate are conjugates.

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