Answered: 7B. Write the chemical equation for the…

7B. Write the chemical equation for the acid/base equilibrium at the equivalence point of this titration and determine the pH of the solution at the equivalence point

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

Section: Chapter Questions

Problem 1RQ: Define and explain the differences between the following terms. a. law and theory b. theory and...

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Question

Answer 7b

7. Kaydence titrated a 25.00 ml of 0.1250M oxoacetic acid (HA) solution with a 0.1080M NaOH solution
(in the buret). The Ka of oxoacetic acid is 1.8 x 105
7A Calculate the end point volume of NaOH,
I
7B. Write the chemical equation for the acid/base equilibrium at the equivalence point of this titration and
determine the pH of the solution at the equivalence point
7C. What is the pH of the solution after a total of 35.00ml of NaOH is added to the flask containing the acide
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Step 1: Given data

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Step 2: Calculation of volume at equivalence point

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Step 3: Calculation of total volume and moles of NaOH and acid

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Step 4: Determination of ICE table

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Step 5: Calculation of acetate molarity and new ICE table

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Step 6: Calculation of Kb value

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Step 7: Calculation of hydroxide ion concentration

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Step 8: Calculation of pOH and pH value

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