a) What is the pH of a solution containing 0.75 M lactic acid (HC3H5O3, Ka = 1.4 x 10-4) and 0.25 M sodium lactate, NaC3H5O3? b) What is the pH of the above solution after you have added 0.10 mol HCl to 1.0 L of the solution? (Assume no change in volume.)
a) What is the pH of a solution containing 0.75 M lactic acid (HC3H5O3, Ka = 1.4 x 10-4) and 0.25 M sodium lactate, NaC3H5O3? b) What is the pH of the above solution after you have added 0.10 mol HCl to 1.0 L of the solution? (Assume no change in volume.)
General Chemistry - Standalone book (MindTap Course List)
11th Edition
ISBN:9781305580343
Author:Steven D. Gammon, Ebbing, Darrell Ebbing, Steven D., Darrell; Gammon, Darrell Ebbing; Steven D. Gammon, Darrell D.; Gammon, Ebbing; Steven D. Gammon; Darrell
Publisher:Steven D. Gammon, Ebbing, Darrell Ebbing, Steven D., Darrell; Gammon, Darrell Ebbing; Steven D. Gammon, Darrell D.; Gammon, Ebbing; Steven D. Gammon; Darrell
Chapter16: Acid-base Equilibria
Section: Chapter Questions
Problem 16.141QP: Ka for formic acid is 1.7 104 at 25C. A buffer is made by mixing 529 mL of 0.465 M formic acid,...
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a) What is the pH of a solution containing 0.75 M lactic acid (HC3H5O3, Ka = 1.4 x 10-4) and 0.25 M sodium lactate, NaC3H5O3?
b) What is the pH of the above solution after you have added 0.10 mol HCl to 1.0 L of the solution? (Assume no change in volume.)
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