When 3.423 grams of a hydrocarbon, CxHyOz, were burned in a combustion analysis apparatus, 11.76 grams of CO2 and 1.925 grams of H2O were produced. In a separate experiment, the molar mass of the compound was found to be 128.2 g/mol. Determine the empirical formula and the molecular formula of the hydrocarbon.
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