Which statement describes a mixture

How do you identify the anode on a power source such as a battery? how do you identify the cathode? how are terms anion and cation?

Which statement best describes the flow of energy in this scenario

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.