The Ka of formic acid HCOOH is 1.77 x 10-4. A 0.60 M formic acid solution of 40.0 mL is titrated with 0.40 M NaOH. Which of the following statements is correct regarding the above titration? Choose one option only.a. After adding 20.0 mL of NaOH, the pH of the resulting solution is calculated as pH = pKa. b.After adding 60.0 mL of NaOH, the pH of the resulting solution is greater than 7. c.After adding 30. 0 mL of NaOH, the pH of the resulting solution is equal to the pKb of format ion (HCOO-). d.The pH of 0.60 M of formic acid solution of 40.0 mL is greater than 7. e.After adding 40.0 mL of NaOH the pH of the resulting solution is greater than 7

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Answered: The Ka of formic acid HCOOH is 1.77 x…

Chemistry: An Atoms First Approach

2nd Edition

ISBN:9781305079243

Author:Steven S. Zumdahl, Susan A. Zumdahl

Publisher:Steven S. Zumdahl, Susan A. Zumdahl

Chapter14: Acid- Base Equilibria

Section: Chapter Questions

Problem 97AE: A student intends to titrate a solution of a weak monoprotic acid with a sodium hydroxide solution...

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The K_a of formic acid HCOOH is 1.77 x 10^-4. A 0.60 M formic acid solution of 40.0 mL is titrated with 0.40 M NaOH. Which of the following statements is correct regarding the above titration? Choose one option only.

a. After adding 20.0 mL of NaOH, the pH of the resulting solution is calculated as pH = pKa.
	b.	After adding 60.0 mL of NaOH, the pH of the resulting solution is greater than 7.
	c.	After adding 30. 0 mL of NaOH, the pH of the resulting solution is equal to the pK_b of format ion (HCOO^-).
	d.	The pH of 0.60 M of formic acid solution of 40.0 mL is greater than 7.
	e.	After adding 40.0 mL of NaOH the pH of the resulting solution is greater than 7

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