Answered: A 0.495M solution of nitrous acid,…

A 0.495M solution of nitrous acid, HNO2, has a pH of 1.83. Calculate the value of Ka for nitrous acid. You may assume the temperature is 25 °C.

Principles of Modern Chemistry

8th Edition

ISBN:9781305079113

Author:David W. Oxtoby, H. Pat Gillis, Laurie J. Butler

Publisher:David W. Oxtoby, H. Pat Gillis, Laurie J. Butler

Chapter15: Acid–base Equilibria

Section: Chapter Questions

Problem 82AP

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Question

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7.
A 0.495M solution of nitrous acid, HNO2, has a pH of 1.83. Calculate
the value of Ka for nitrous acid. You may assume the temperature is
25 °C.
1.5E-1
4.6E-4
2.2E-11
1.5E-2
6.8
|0|0|0

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