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(b) Calculate the pH of 0.0005 mol dm³ ethanoic acid when its pK 4.75 CH₂COOH(aq) à CH₂COO (aq) + H* (aq) K₂ II pH =

Chemistry: The Molecular Science

5th Edition

ISBN:9781285199047

Author:John W. Moore, Conrad L. Stanitski

Publisher:John W. Moore, Conrad L. Stanitski

Chapter12: Chemical Equilibrium

Section12.2: The Equilibrium Constant

Problem 12.2PSP: When carbon dioxide dissolves in water it reacts to produce carbonic acid, H2CO3(aq), which can...

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Question

=
(b) Calculate the pH of 0.0005 mol dm³ ethanoic acid when its pK
4.75
CH₂COOH(aq)
à
CH₂COO (aq) +
H*
(aq)
K₂
II
pH =

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