The pH of a bicarbonate-carbonic acid buffer is 5.63. Calculate the ratio of the concentration of carbonic acid H2CO3 to that of the bicarbonate ion(HCO3−).(Ka1 of carbonic acid is 4.2×10−7.) [   H2CO3 ]   [   HCO3− ] =

General, Organic, and Biological Chemistry
7th Edition
ISBN:9781285853918
Author:H. Stephen Stoker
Publisher:H. Stephen Stoker
Chapter10: Acids, Bases, And Salts
Section: Chapter Questions
Problem 10.125EP: What is the pH of a buffer that is 0.150 M in a weak acid and 0.150 M in the acids conjugate base?...
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The pH of a bicarbonate-carbonic acid buffer is 5.63. Calculate the ratio of the concentration of carbonic acid H2COto that of the bicarbonate ion(HCO3).(Ka1 of carbonic acid is 4.2×10−7.)

[
 
H2CO3
]
 
[
 
HCO3
]

=

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