Chapter 11 Intermolecular Forces and Liquids - Study Questions - Page 435c: 42

See the answer below.

Using the Ideal Gas Law, it follows: $n=(59/760×1\ atm)×18750\ L/((0.082)(298))$ $n=595.26\ mol$ Thus: $1000\ mL×0.785\ g/mL/46.07\ g/mol=17.04\ mol$ So, eventually all of the ethanol will evaporate, since the amount present is less than the amount required for saturation.