Number 4 is
-Oxidation occurs at the anode, while reduction occurs at the cathode. Recharging a battery involves the conversion of electrical energy to chemical energy. During recharging, there is movement of electrons from an external power source to the anode, and on the other side electrons are removed from the cathode.
Can’t have anything in Detroit
Answer: Between the alveoli and a network of tiny blood vessels called capillaries, which are located in the walls of the alveoli.