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July 7, 2015

Homework Help: Chemistry

Posted by Monique on Sunday, September 25, 2011 at 10:55pm.

Caffeine a stimulant found in coffee has the mass composition of C, 49.48%, H, 5.19%, N, 28.85%, O 16.48%. The molar mass of caffeine is 194.19g/mol. Find the molecular formula for caffeine.

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