13b. (i) Sketch a graph of pH against volume of a strong base added to a weak acid showing how you would determine pk for the weak acid. pH 7 Volume at equivalence Volume of strong base added (ii) Explain, using an equation, why the pH increases very little in the buffer region when a small amount of alkali is added.

Chemistry
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ISBN:9781133611097
Author:Steven S. Zumdahl
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Chapter15: Acid-base Equilibria
Section: Chapter Questions
Problem 5ALQ: Sketch two pH curves, one for the titration of a weak acid with a strong base and one for a strong...
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13b. (i) Sketch a graph of pH against volume of a strong base added to a weak acid
showing how you would determine pk for the weak acid. pH 7 Volume at equivalence
Volume of strong base added (ii) Explain, using an equation, why the pH increases
very little in the buffer region when a small amount of alkali is added.
Transcribed Image Text:13b. (i) Sketch a graph of pH against volume of a strong base added to a weak acid showing how you would determine pk for the weak acid. pH 7 Volume at equivalence Volume of strong base added (ii) Explain, using an equation, why the pH increases very little in the buffer region when a small amount of alkali is added.
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