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When 6.104 grams of a hydrocarbon, CxHy, were burned in a combustion analysis apparatus, 19.15 grams...

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Chemistry

When 6.104 grams of a hydrocarbon, CxHy, were burned in acombustion analysis apparatus, 19.15 grams of CO2 and 7.842 gramsof H2O were produced. In a separate experiment, the molar mass ofthe compound was found to be 28.05 g/mol. Determine the empiricalformula and the molecular formula of the hydrocarbon.


A 7.797 gram sample of an organic compoundcontaining C, H and O is analyzed by combustion analysis and7.623 grams of CO2 and1.561 grams of H2O are produced.
In a separate experiment, the molar mass is found to be90.04 g/mol. Determine the empirical formula andthe molecular formula of the organic compound.

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