While celebrating the good results in chemistry prelim exam with your classmates, you noticed the label of your drink (a 1 L Tanduay Rhum White) is “80 proof”. If a proof is twice the value of alcohol (ethanol) by volume and assuming that the density of ethanol (MM=46.07 g/mol) is 0.789 g/cc and that of water is 1 kg/L, compute for the following: a) mass of ethanol b) molarity c) molality

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