which of the following is a rechargeable battery with the highest energy density currently in use?\n○ a…

which of the following is a rechargeable battery with the highest energy density currently in use?\n○ a. lead - acid\n○ b. nickel - cadmium\n○ c. nickel - metal hydride\n○ d. lithium - ion
Answer
Brief Explanations:
Lithium - ion batteries have a higher energy density compared to lead - acid, nickel - cadmium, and nickel - metal hydride batteries. This is due to the chemical properties of lithium, which allows for more energy storage per unit mass or volume.
Answer:
d. Lithium - ion