Problem 1 bc due feb17th

Problem 1 bc due feb17th - HEPES is 7.55 at 20 o C Describe...

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Problem 1 (Due February 14 th ) a) Calculate the pH of a solution in which the concentration of NaOH is 5.0 x 10 -7 M. b) HEPES, 4-(2-hydroxy)-1-piperazine ethane sulfonic acid, is a commonly used component of physiological buffers. The pK a of the protonated amino group of
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Unformatted text preview: HEPES is 7.55 at 20 o C. Describe the preparation of 1.00 L of 0.0250 M HEPES buffer, pH 7.80, from a 0.100 M solution of HEPES hydrochloride (the fully protonated form), 0.100 M NaOH and deionized water....
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This note was uploaded on 03/03/2011 for the course CHEM 135 at San Jose State.

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