3 60.0 ml of NaOH, the pH of the resulting solution is greater than 7. g 20.0 mL of NaOH, the pH of the resulting solution is calculated as nH nka

Chemistry: An Atoms First Approach
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ISBN:9781305079243
Author:Steven S. Zumdahl, Susan A. Zumdahl
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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 Ka of formic acid HCOOH is 1.77 x 10. 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?
O a. After adding 60.0 ml of NaOH, the pH of the resulting solution is greater than 7.
O b. After adding 20.0 ml of NaOH, the pH of the resulting solution is calculated as pH = pka.
OC. After adding 40.0 mL of NaOH the pH of the resulting solution is greater than 7.
The pH of 0.60 M of formic acid solution of 40.0 mL is greater than 7.
Od.
O e. After adding 30. 0 ml of NaOH, the pH of the resulting solution is equal to the pkp of format ion (HCOO").
Transcribed Image Text:The Ka of formic acid HCOOH is 1.77 x 10. 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? O a. After adding 60.0 ml of NaOH, the pH of the resulting solution is greater than 7. O b. After adding 20.0 ml of NaOH, the pH of the resulting solution is calculated as pH = pka. OC. After adding 40.0 mL of NaOH the pH of the resulting solution is greater than 7. The pH of 0.60 M of formic acid solution of 40.0 mL is greater than 7. Od. O e. After adding 30. 0 ml of NaOH, the pH of the resulting solution is equal to the pkp of format ion (HCOO").
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