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1. When 3.943 grams of a hydrocarbon, CxHy, were burned in a combustion analysis apparatus, 12.37...

1. When 3.943 grams of a hydrocarbon, CxHy, were burned in a combustion analysis apparatus, 12.37 grams of CO2 and 5.065 grams of H2O were produced. In a separate experiment, the molar mass of the compound was found to be 70.13 g/mol. Determine the empirical formula and the molecular formula of the hydrocarbon.

Enter the elements in the order presented in the question.

empirical formula =
molecular formula =

2. A 4.624 gram sample of an organic compound containing C, H and O is analyzed by combustion analysis and 9.964 grams of CO2 and 4.080 grams of H2O are produced.

In a separate experiment, the molar mass is found to be 102.1 g/mol. Determine the empirical formula and the molecular formula of the organic compound.


Enter the elements in the order C, H, O

empirical formula =
molecular formula =
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