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.

Chemistry for Engineering Students

4th Edition

ISBN:9781337398909

Author:Lawrence S. Brown, Tom Holme

Publisher:Lawrence S. Brown, Tom Holme

Chapter12: Chemical Equilibrium

Section: Chapter Questions

Problem 12.72PAE

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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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