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July 7, 2015

Homework Help: chemistry

Posted by Tc on Wednesday, March 16, 2011 at 12:22pm.

a 2.500g sample of an unknown compound containing only C, H and O was burned in O2. The products were 4.776g of CO2 and 2.934g of H2O.

a) what is the percent compostion of the original compound?
%C-
%H-
%O

and what is empirical formual of compound?

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