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August 31, 2015

Homework Help: chemistry

Posted by Olga on Friday, October 8, 2010 at 1:31pm.

A 25g sample of a compound composed of Carbon, Hydrogen, and Oxygen was combusted. 55grams of Carbon Dioxide and 30 grams of water were collected.
A) What is the empirical formula of the compound?
B) If the compound has a molar mass of 120g what is the molecular formula?

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