4.4b 2

A 13.88 gram sample of an organic compound containing C,H and O is analyzed by combustion analysis and 20.69 grams of CO2 and 6.353 grams of H2O are produced. In a separate experiment, the molar mass is found to be 118.1g/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: 9 more group attempts remaining