Ethanol (C2H6O), the intoxicant in alcoholic beverages, is also used as a precursor of many other organic compounds. In acid solution, ethanol forms diethyl ether (C4H10O): 2 C2H6O --> C4H10O + H2O If 50.0 g of ethanol yields 33.9 g of diethyl ether, what is the percent yield for the reaction?