Vodka from the European Union must be at least 37.5% alcohol by volume or 75 proof. If the density..

Vodka from the European Union must be at
least 37.5% alcohol by volume or 75 proof. If the density of water is 1.00
g mL-1 and the density of ethanol is 0.789 g mL-1 , what are the molarity, mole
fraction, and mass percent of alcohol in vodka?