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September 22, 2014

Homework Help: Org. Chem. Please Help

Posted by Chelsea on Monday, November 9, 2009 at 10:45pm.

A natural product (MW=150) distills with steam at a boiling temperature of 99 degrees Celsius at atmospheric pressure. The vapor pressure of water at 99 degrees Celsius is 733 mm Hg.

A) Calculate the weight of the natural product that codistills with each gram of water at 99 degrees Celsius.

B) How much water must be removed by steam distillation to recover this natural product from 0.5 g of a spice that contains 10% of the desired substance?

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