5. The distribution coefficient, Kd (C/ether/water) between aspirin and ether at room temperature is 3.5. What weight of aspirin would be extracted by a single extraction with 60ml of water from a solution of 2 grams of aspirin in 100ml of ether? Calculate the weight of aspirin which would be removed by three extractions with 20ml portions of water?

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5. The distribution coefficient, Kd (C/ether/water)
between aspirin and ether at room temperature is
3.5. What weight of aspirin would be extracted by a
single extraction with 60ml of water from a solution
of 2 grams of aspirin in 100ml of ether? Calculate the
weight of aspirin which would be removed by three
extractions with 20ml portions of water?
Transcribed Image Text:5. The distribution coefficient, Kd (C/ether/water) between aspirin and ether at room temperature is 3.5. What weight of aspirin would be extracted by a single extraction with 60ml of water from a solution of 2 grams of aspirin in 100ml of ether? Calculate the weight of aspirin which would be removed by three extractions with 20ml portions of water?
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