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To obtain the best separation of two weak acids in capillary electrophoresis, it makes sense to use the pH at

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To obtain the best separation of two weak acids in capillary electrophoresis, it makes sense to use the pH at which their charge difference is greatest. Prepare a spreadsheet to examine the charges of malonic and phthalic acid as a function of pH. At what pH is the difference greatest?

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For the acid H 2 A the average charge is a HA 2a A2 where a is the fraction in each form From …View the full answer


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Quantitative Chemical Analysis

Quantitative Chemical Analysis

ISBN: 978-1429218153

8th edition

Authors: Daniel C. Harris

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Question Posted: April 19, 2016 10:16:01
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