Calculate [H3O*]equilibrium in a solution that is 0.10 M in NaF and 0.20 M in HF. Ką for HF = 7.2 x10-4%3D

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Chemistry & Chemical Reactivity

9th Edition

ISBN:9781133949640

Author:John C. Kotz, Paul M. Treichel, John Townsend, David Treichel

Publisher:John C. Kotz, Paul M. Treichel, John Townsend, David Treichel

Chapter17: Principles Of Chemical Reactivity: Other Aspects Of Aqueous Equilibria

Section: Chapter Questions

Problem 83GQ

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Calculate [H3O*]equilibrium in a solution that is 0.10 M in NaF and 0.20 M in HF. Ką for HF = 7.2 x
10-4
%3D

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Step 1

Answer:

HF is a weak acid. When added in water it will dissociate partially to give hydronium ion and fluoride ion and an equilibrium will be established between HF and the ions formed due to its ionization.

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