Organic Chemistry
9th Edition
ISBN: 9781305080485
Author: John E. McMurry
Publisher: Cengage Learning
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Chapter 20.3, Problem 5P
Calculate the percentages of dissociated and undissociated forms present in the following solutions:
(a) 0.0010 M glycolic acid (HOCH2CO2H; pKa = 3.83) at pH = 4.50
(b) 0.0020 M propanoic acid (pKa = 4.87) at pH = 5.30
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Chapter 20 Solutions
Organic Chemistry
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- The acid HA has pKa 7.00. (a) Which is the principal species, HA or A, at pH 6.00? (b) Which is the principal species at pH 8.00? (c) What is the quotient [A]/[HA] at (i) pH 7.00; (ii) at pH 6.00?arrow_forward(a) Calculate [OH-] of a 4.40×10-1 M aqueous solution of triethylamine ((C2H5)3N, Kb = 4.0×10-4). (b)Calculate the pH of the above solution.arrow_forwardAt what pH is the concentration of a compound, with a pKa = 3.7, 10 times greater in its acidic form than in its basic form?arrow_forward
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Acid-Base Titration | Acids, Bases & Alkalis | Chemistry | FuseSchool; Author: FuseSchool - Global Education;https://www.youtube.com/watch?v=yFqx6_Y6c2M;License: Standard YouTube License, CC-BY