Question 1
Identify the battery type that has a high overcharge tolerance.
◦ lead-acid storage battery
◦ lithium-ion battery
◦ NiCad battery
◦ nickel-metal hydride battery
◦ zinc-manganese battery
Question 2
What is the reaction at the anode in a breathalyzer?
◦ Hydrogen is oxidized.
◦ Ethanol is oxidized to acetic acid.
◦ Oxygen is reduced.
◦ Ethanol is oxidized to acetaldehyde.
◦ Acetic acid is reduced to ethanol.