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When 6.597 grams of a hydrocarbon, CxHy, were burned in a combustion analysis apparatus, 21.74 grams...

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Chemistry

When 6.597 grams of a hydrocarbon, CxHy, were burned in acombustion analysis apparatus, 21.74 grams of CO2 and 5.935 gramsof H2O were produced. In a separate experiment, the molar mass ofthe compound was found to be 40.06 g/mol. Determine the empiricalformula and the molecular formula of the hydrocarbon.

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4.1 Ratings (484 Votes)
first calculate composition of carbonmolar mass of CO2 44gmmole and molar mass of C12gmmole that mean in 44 gmof CO2 contain 12 gm ofcarbonthen 2174 gm CO2 contain 21741244 5929gm of carbon6597 gm of    See Answer
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