The pK₂ value for HF is 3.14. Would a buffer prepared from HF and KF with a pH of 4.94 be considered to be an effective buffer?A buffer in which the mole ratio of KF to HF is 1.8 has a pH of 3.39. Would this buffer solution have a greater capacity for added acid (H3O+) or added base (OH¯)? A buffer solution that is 0.484 M in HClO and 0.484 M in KClO has a pH of 7.46.The addition of 0.01 mol of OH to 1.0 L of this buffer would cause the pH toThe capacity of this buffer for added OH could be increased by the addition of 0.169 mol

A buffer is a solution which resists any change in pH on adding a small amount of acid or base. It…

The pK value for HF is 3.14. Would a buffer prepared from HF and KF with a pH of 4.94 be considered to be an effective buffer? A buffer in which the mole ratio of KF to HF is 1.8 has a pH of 3.39. Would this buffer solution have a greater capacity for added acid (H3O+) or added base (OH)?

The pK value for HF is 3.14. Would a buffer prepared from HF and KF with a pH of 4.94 be considered to be an effective buffer? A buffer in which the mole ratio of KF to HF is 1.8 has a pH of 3.39. Would this buffer solution have a greater capacity for added acid (H3O+) or added base (OH)?

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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Concept explainers

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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The pK₂ value for HF is 3.14. Would a buffer prepared from HF and KF with a pH of 4.94 be considered to be an effective buffer?
A buffer in which the mole ratio of KF to HF is 1.8 has a pH of 3.39. Would this buffer solution have a greater capacity for added acid (H3O+) or added base (OH¯)?

A buffer solution that is 0.484 M in HClO and 0.484 M in KClO has a pH of 7.46.
The addition of 0.01 mol of OH to 1.0 L of this buffer would cause the pH to
The capacity of this buffer for added OH could be increased by the addition of 0.169 mol

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