**Buffer pH Calculation**A volume of 500.0 mL of 0.180 M NaOH is added to 545 mL of 0.250 M weak acid (\(K_a = 1.64 \times 10^{-5}\)). What is the pH of the resulting buffer?\[ \text{HA(aq) + OH}^-\text{(aq)} \rightarrow \text{H}_2\text{O(l) + A}^-\text{(aq)} \]**pH =** [Text box for input]

The reaction given is as follows: HA(aq) +…

Answered: A volume of 500.0 mL of 0.180 M NAOH is…

A volume of 500.0 mL of 0.180 M NAOH is added to 545 mL of 0.250 M weak acid (K = 1.64 × 10-5). What is the pH of the resulting buffer? НА(аq) + ОН (аq) H,O(1) + A¯(aq) pH =

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

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Question

**Buffer pH Calculation**

A volume of 500.0 mL of 0.180 M NaOH is added to 545 mL of 0.250 M weak acid (\(K_a = 1.64 \times 10^{-5}\)). What is the pH of the resulting buffer?

\[ \text{HA(aq) + OH}^-\text{(aq)} \rightarrow \text{H}_2\text{O(l) + A}^-\text{(aq)} \]

**pH =** [Text box for input]

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