If the density of a 21.71 m (molal) solution of ethanol, C2H5OH, in water is 0.914 g/mL, what is the molarity of ethanol in this solution?
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A solution of ethanol (C2H5OH)in water is prepared by dissolving 76.4 mL of ethanol (density = 0.79 g/cm3)in enough water to make 250.0 mL of solution. What is the molarityof the ethanol in this solution?M