Homework Help: Organic Chemistry

Posted by Anonymous on Wednesday, September 8, 2010 at 7:03pm.

A student purified a 3.88 g sample of phthalic acid by recrystallization from water. The published solubility of phthalic acid in 100 mL of water is 0.54 g at 14慢 and 18 g at 99慢. What is the smallest volume (in milliliters) of boiling water the student could use to dissolve the 3.88 g sample of phthalic acid? (Report your answer to 3 significant figures.)

Organic Chemistry - DrBob222, Wednesday, September 8, 2010 at 7:49pm
100 mL x 3.88g/18g = ?? mL at 99 C. We will assume that is at 100.
Organic Chemistry - Anonymous, Wednesday, August 29, 2012 at 10:14pm
718

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