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Calculate the Weak Acid,HA,concentration That Remains in the Aqueous Phase

Question 3

Essay

Calculate the weak acid,HA,concentration that remains in the aqueous phase when 50.0 mL of 0.184 M HA at pH = 4.75 is extracted with 50 mL of toluene three times.The partition coefficient for the extraction is 5.17,favoring toluene.The Ka for HA is 8.0 x 10−4.

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