What is the current best theory to describe how the moon formed?

How would the number of moles (n) of o2 change if the atmospheric pressure doubled but all other variables stayed the same

At stp, which substance is the best conductor of electricity? a. nitrogen b. neon c. sulfur d. silver

You just calculated that the heat of fusion for chloromethane is 6400 j/mol. the heat of fusion for hydrogen is 120 j/mol.? which of the following account for this difference? more than one correcta. chloromethane can absorb more energy at the same temperature. b. hydrogen has stronger intermolecular forces than chloromethane. c. hydrogen molecules can pack more closely than chloromethane molecules. d. chloromethane experiences dipole-dipole interactions. e. chloromethane has a higher molar mass than hydrogen.