Lecture 17. Approximations

Lecture 17. Approximations - 1 1 3rd approximation H...

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Iteration Example 1  Iteration pH Buffer pKa 4.76, 0.1 mM of cHA and cA- 0.5 1st approximation H concentration 0 0.71 OH concentration 0 0.84 0.92 pH 4.76 using exact buffer equation 0.96 0.98 2nd approximation H concentration 0 from pH of 1st approximation 0.99 OH concentration 0 from pH of 1st approximation 0.99 1 pH 4.91 reapplying exact buffer equation
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Unformatted text preview: 1 1 3rd approximation H concentration 1 OH concentration 1 1 pH 4.87 1 1 4th approximation H concentration 1 OH concentration 1 1 pH 4.88 1 1 5th approximation H concentration 1 OH concentration 1 1 pH 4.88 1 1 6th approximation H concentration OH concentration pH 4.88...
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This note was uploaded on 04/06/2011 for the course CHEM 2011 taught by Professor Buhlman during the Spring '10 term at Minnesota.

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