7. A solution was made by mixing 50.0 mL of 0.750 M HCN with 25.0 mL of water. What is the pH of thissolution? The pka of HCN = 9.31.8. One of the compounds featured on the TV series "Breaking Bad" was hydrofluoric acid (HF), pKa = 3.14.a) A solution of HF has a pH = 1.77. What was the initial [HF] for this solution in mol L-1?b) What is the equilibrium concentration of F in this solution in mol L-1?c) What is the percent ionization of HF in this solution?

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Answered: 7. A solution was made by mixing 50.0…

7. A solution was made by mixing 50.0 mL of 0.750 M HCN with 25.0 mL of water. What is the pH of this solution? The pka of HCN = 9.31.

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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Acid Base Titration

An acid-base titration is the method of quantitative analysis for determining the concentration of an acid and base by exactly neutralizing it with a standard solution of base or acid having known concentration.

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7. A solution was made by mixing 50.0 mL of 0.750 M HCN with 25.0 mL of water. What is the pH of this
solution? The pka of HCN = 9.31.
8. One of the compounds featured on the TV series "Breaking Bad" was hydrofluoric acid (HF), pKa = 3.14.
a) A solution of HF has a pH = 1.77. What was the initial [HF] for this solution in mol L-1?
b) What is the equilibrium concentration of F in this solution in mol L-1?
c) What is the percent ionization of HF in this solution?

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