using the hasselbach-Handerson equation calculate the fraction of asprin Pka is 5.6 and PH is 8.6?

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  1. If you need more information on the equation, try some of the following links:

    For the calculation itself, you might find something useful in some of the following:


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  2. Do you want the fraction [A-]/[HA] dissociated?

    [Your value for the pKa for aspirin is low from memory =about 3.5??]

    From the H-H equation


    8.6=5.6 + log([A-]/[HA])



    10^+3 = [A-]/[HA]

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