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The following data was generated during titration of 50.0 mL of a weak diprotic acid (H2A). 1) The volume of 0.200 M NAOH needed to reach the 2nd equivalent point: 120.0 mL II) pH after addition of 30.0 mL of NaOH: 4.00 III) pH after addition of 80.0 mL of NaOH: 8.00 IV) pH at the 2md equivalent point: ? A) Calculate the molarity of the H2A solution. B) Calculate Kal of H2A. C) Calculate Ka2 of H2A. D. Calculate the pH of the solution.

The following data was generated during titration of 50.0 mL of a weak diprotic acid (H2A). 1) The volume of 0.200 M NAOH needed to reach the 2nd equivalent point: 120.0 mL II) pH after addition of 30.0 mL of NaOH: 4.00 III) pH after addition of 80.0 mL of NaOH: 8.00 IV) pH at the 2md equivalent point: ? A) Calculate the molarity of the H2A solution. B) Calculate Kal of H2A. C) Calculate Ka2 of H2A. D. Calculate the pH of the solution.

Chemistry
Chemistry
10th Edition
ISBN:9781305957404
Author:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste
Publisher:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste
Chapter1: Chemical Foundations
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Calculate the pH of the solution:

The following data was generated during titration of 50.0 mL of a weak diprotic acid (H2A). 1) The volume of 0.200 M NAOH needed to reach the 2nd equivalent point: 120.0 mL II) pH after addition of 30.0 mL of NaOH: 4.00 III) pH after addition of 80.0 mL of NaOH: 8.00 IV) pH at the 2md equivalent point: ? A) Calculate the molarity of the H2A solution. B) Calculate Kal of H2A. C) Calculate Ka2 of H2A. D. Calculate the pH of the solution.
Transcribed Image Text:The following data was generated during titration of 50.0 mL of a weak diprotic acid (H2A). 1) The volume of 0.200 M NAOH needed to reach the 2nd equivalent point: 120.0 mL II) pH after addition of 30.0 mL of NaOH: 4.00 III) pH after addition of 80.0 mL of NaOH: 8.00 IV) pH at the 2md equivalent point: ? A) Calculate the molarity of the H2A solution. B) Calculate Kal of H2A. C) Calculate Ka2 of H2A. D. Calculate the pH of the solution.
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