Sulfanilic acid (NH,C,H,SO;H) is used in manufacturing dyes. It ionizes in water according to the equilibrium equation NH2C,H4SO3H(aq) + H2O(€) = NH2C,H4SO5 (aq) + H3O* (aq) Ka = 5.9 × 10¬4 A buffer is prepared by dissolving 0.20 mol of sulfanilic acid and 0.13 mol of sodium sulfanilate (NaNH,C,H,SO3) in water and diluting to 1.00 L. (a) Compute the pH of the solution. (b) Suppose 0.040 mol of HCl is added to the buffer. Calculate the pH of the solution that results.

Sulfanilic acid (NH,C,H,SO;H) is used in manufacturing dyes. It ionizes in water according to the equilibrium equation NH2C,H4SO3H(aq) + H2O(€) = NH2C,H4SO5 (aq) + H3O* (aq) Ka = 5.9 × 10¬4 A buffer is prepared by dissolving 0.20 mol of sulfanilic acid and 0.13 mol of sodium sulfanilate (NaNH,C,H,SO3) in water and diluting to 1.00 L. (a) Compute the pH of the solution. (b) Suppose 0.040 mol of HCl is added to the buffer. Calculate the pH of the solution that results.

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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