The half-reaction of the anode in an electrochemical cell is given below. what other half-reaction would most likely occur at the cathode to produce a non-spontaneous reaction? Ag(s)→Ag⁺(aq)+e⁻

Select all of the statements which are true. electrons are located in shells or orbits around the atom. electrons orbit slowly around the atom. electrons travel in one flat path around the nucleus of an atom. the valence of an atom is determined by the number of electrons in the atom's outermost shell.