A solution is prepared at 25 °C that is initially 0.43 M in propanoic acid (HC,H,CO,), a weak acid with K,=1.3 × 10 and 0.11 M in potassium propanoate (KC,H,CO,). Calculate the pH of the solution. Round your answer to 2 decimal places.

Chemistry: Principles and Practice
3rd Edition
ISBN:9780534420123
Author:Daniel L. Reger, Scott R. Goode, David W. Ball, Edward Mercer
Publisher:Daniel L. Reger, Scott R. Goode, David W. Ball, Edward Mercer
Chapter15: Solutions Of Acids And Bases
Section: Chapter Questions
Problem 15.121QE: A solution is made by diluting 25.0 mL of concentrated HCl (37% by weight; density = 1.19 g/mL) to...
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A solution is prepared at 25 °C that is initially 0.43 M in propanoic acid (HC,H,CO,), a weak acid with K,= 1.3 × 10
-5
and 0.11 M in potassium propanoate
2 J.
(KC,H,CO,). Calculate the pH of the solution. Round your answer to 2 decimal places.
pH = ||
?
Transcribed Image Text:A solution is prepared at 25 °C that is initially 0.43 M in propanoic acid (HC,H,CO,), a weak acid with K,= 1.3 × 10 -5 and 0.11 M in potassium propanoate 2 J. (KC,H,CO,). Calculate the pH of the solution. Round your answer to 2 decimal places. pH = || ?
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