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July 29, 2015

Homework Help: chemistry--help

Posted by amy on Thursday, February 10, 2011 at 2:49am.

a compound contains 63.15% Carbon, 5.30% hydrogen, 31.55% oxygen. Its molar mass is 152.14 g/mol. determine the empirical and molecular formula.
I get the empirical formula to be C8H803 is it right because it is not fitting the molecular formula because when i divide the molar mass given by the molar mass of empirical i do not get a whole natural number.

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