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The characteristic odor of pineapple is due to ethyl butanoate,a compound containing carbon,hydrogen,and oxygen.Combustion of 2.78 g of ethyl butanoate leads to formation of 6.32 g of CO2 and 2.58 g of H2O.The properties of the compound suggest that the molar mass should be between 100 and 150 g/mol.What is the molecular formula?
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