0.333 grams of alcohol displaced in a Victor Meyer apparatus 171 c.c. of air measured over water at 15 ºC. The barometric pressure was 773 torr. Calculate the molecular weight of alcohol-(Aqueous tension at 15 ºC = 13 torr.)
(1) 33.34 g/ mol.
(2) 28.80 g/ mol.
(3) 46.0 g/ mol
(4) 13.0 g/mol.