Which member of each of the following pairs of substances would you expect to have a higher boiling point? a) O2 and Cl2
b) SO2 and CO2
c) HF and HI

How many grams of oxygen gas are contained in a 15 l sample at 1.02 atm and 28°c? show your work.

What causes different colors to appear in the sky? the absorption of light by air molecules the reflection of light by bodies of water the greenhouse effect in earth's atmosphere the scattering and reflection of light by dust particles

Substance a is a nonpolar liquid and has only dispersion forces among its constituent particles. substance b is also a nonpolar liquid and has about the same magnitude of dispersion forces among its constituent particles. when substance a and b are combined, they spontaneously mix.