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A 0.1000 M of 1-naphthoic acid solution has a pH of 2.35. What is the Ka of 1-naphthoic acid?

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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Question

A 0.1000 M of 1-naphthoic acid solution has a pH of 2.35. What is the K_a of 1-naphthoic acid?

Expert Solution

Step 1

Given information,

[1-naphthoic acid] = 0.1000 M

pH = 2.35

Find K_a = ?

Molecular formula of 1-naphthoic acid = C₁₀H₇COOH

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