The smallest units of matter that normally cannot be broken down are atoms. molecules. cells. phospholipids.

In a ball-and-stick molecular model, what do the sticks represent?

•hydration •dissociation •dissolving which one goes to which

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.