4. A solution is prepared by titrating a 100.0 mL sample of 0.10 M HF (Ka = 7.2 \times 10-4) with 0.10 M NaOH.a. Does the solution contain a strong acid with a strong base, a strong acid with a weak base, a weak acid with a strong base, or a weak acid with a weak base? (1 point) b. Estimate the pH at the equivalence point. Will it be equal to 7, greater than 7, or less than 7? Explain. (1 point) c. What is the pH after 20.0 mL of the 0.10 M NaOH is added? Show all calculations. (3 points)

4. A solution is prepared by titrating a 100.0 mL sample of 0.10 M HF (Ka = 7.2 \times 10-4) with 0.10 M NaOH.a. Does the solution contain a strong acid with a strong base, a strong acid with a weak base, a weak acid with a strong base, or a weak acid with a weak base? (1 point) b. Estimate the pH at the equivalence point. Will it be equal to 7, greater than 7, or less than 7? Explain. (1 point) c. What is the pH after 20.0 mL of the 0.10 M NaOH is added? Show all calculations. (3 points)

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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