A buffer is prepared by mixing 45.9 g of NH3 and 45.9 g of NH4Cl in 0.325 L of solution. What is the pH of this buffer, and what will the pH change to if 6.48 g of HCI is then added to the mixture? pH of this buffer The pH change = (in case of decreasing pH the answer should be negative).

A buffer is prepared by mixing 45.9 g of NH3 and 45.9 g of NH4Cl in 0.325 L of solution. What is the pH of this buffer, and what will the pH change to if 6.48 g of HCI is then added to the mixture? pH of this buffer The pH change = (in case of decreasing pH the answer should be negative).

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.

Question

A buffer is prepared by mixing 45.9 g of NH3 and 45.9 g of NH4Cl in 0.325 L of solution. What is the pH of this buffer, and what will the
pH change to if 6.48 g of HCI is then added to the mixture?
pH of this buffer
The pH change =
(in case of decreasing pH the answer should be negative).

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