Astudent council is to be chosen from a class of 12 students consisting of a president, a vice president, and 3 committee members . how many such councils are possible?

If anyone would be able to me out with these three questions it would be these are from the chem 2202 course.

Gasoline has a density of 0.740 g/ml. if you have 328 grams of gasoline, what is the volume in milliliters?

Complete the sentences to best explain the ranking.match the words below to the appropriate blanks in the sentences.a less polar bondhigher molar massion-dipole forcesstronger intermolecular forcesdipole-dipole forcesdispersion forceshydrogen bonding1. h2s and h2se exhibit the following intermolecular forces:.2. therefore, when comparing h2s and h2se the one with a has a higher boiling point .3. the strongest intermolecular force exhibited by h2o is . therefore, when comparing h2se and h2o the one with has a higher boiling point.