What is the mole fraction of water in a water-ethanol solution that is 52% water by mass?(Ethanol =C2H5OH)
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What is the mole fraction of water in 200 g of 95% (by mass) ethanol, C2H5OH? The molar mass ofย C2H5OH is 46 g/mol.
what is the mole fraction of ethanol, C2H5OH, in a solution of 47.5 grams of C2H5OH in 85 grams of water?
Calculate the mole fractions of methanol, CH3OH; ethanol, C2H5OH; and water in a solution that is 40% methanol, 40% ethanol, and 20% water by mass. (Assume the data are good to two significant figures.)