What mathematical operation would enable you to determine the empirical formula of a compound if your are given the compounds molecular formula

Which characteristics can be used to differentiate star systems? check all that apply.

Describe the forces both attractive and repulsive that occur as two atoms move closer together.

In chemistry, the type of an atom (what element it is) is determined by: a) the number of protons it contains in its nucleus.b) the number of neutrons it contains in its nucleus.c) the number of protons it has in a cloud around the nucleus.d) the number of neutrons it has in a cloud around the nucleus.e) the number of electrons it exchanges with its neighbors.