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Fig
ure
13
.
Logarithmic Acid-Base diagram of 0.05 M carbonic acid, at 25°C. Curve representing carbonic acid (H
2
CO
3
) intersects curve representing bicarbonate (HCO
3
–
) at pH = pK
a1
= 6.35; bicarbonate curve and carbonate (CO
3
2–
) curve intersect at pH = pK
a2
= 10.33
From
An Attractive Way of Developing the Concept of Systematic Titration Error of Visual Acid-Base Titrations (on the Basis of Logarithmic Acid-Base Diagrams)
Francesco Salvatore, Maria Michela Salvatore
World Journal of Chemical Education
.
2014
, 2(1), 8-20 doi:10.12691/wjce-2-1-3
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