Answered: 2. Determine the pH of the following:…

2. Determine the pH of the following: a. [H] 1.0 x 10-² b. pOH = 4.5 c. [H+] 8.5 x 106 3. Determine the pH of the buffer solution below: 0.25 M NH3 and 0.30 M NH4+ with pKa = 4.76

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

Chapter15: Acid-base Equilibria

Section: Chapter Questions

Problem 121CP: A buffer is made using 45.0 mL of 0.750 M HC3H5O2 (Ka = 1.3 105) and 55.0 mL of 0.700 M NaC3H5O2....

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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.

Question

2. Determine the pH of the following:
a. [H] 1.0 x 10-²
b. pOH = 4.5
c. [H+] 8.5 x 106
3. Determine the pH of the buffer solution below:
0.25 M NH3 and 0.30 M NH4+ with pKa = 4.76

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