A mothball, composed of naphthalene (C10H8), has a mass of 6.42 g. How many naphthalene molecules does it contain?

if you're asking what comes out, it's steam.

a pan containing water is placed in a positio n where it is exposed to a 10 mile per hour wind. the pan contains a uniform depth of 1.27 cm of water, is quite wide, and has a length of 2.44 m in the wind direction. the water in the pan is at a constant temperature of 15.5 °c.