ProblemSet01 - BC367, Fall 2011 Problem set #1 Due: Friday,...

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Unformatted text preview: BC367, Fall 2011 Problem set #1 Due: Friday, September 9 1. Propose four distinct approaches to making 75.0 mL of a 100.0 mM sodium phosphate buffer with a pH of 7.2 given plentiful quantities of the following solutions (all at 1.00 M): H3PO4, NaH2PO4, Na2HPO4, Na3PO4, and NaOH (You also have plenty of water). 2. If you were making a pH 8 buffer from a molecule with two ionizable groups, with pKa values of 7.8 and 8.5, how many moles of base would you need to add to 1 mole of the molecule? ...
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This note was uploaded on 03/31/2012 for the course CHEM 360 taught by Professor Millard during the Spring '12 term at Colby.

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