If an automobile battery is rated at 20 ampere-hours, what is the maximum current that can be supplied for 19 minutes?

When a neutrally charged atom loses an electron to another atom, the result is the creation of a. two charged atoms. b. two negatively charged atoms. c. two positively charged atoms. d. two neutrally charged atoms.

Look at the potential energy diagram for a chemical reaction. which statement correctly describes the energy changes that occur in the forward reaction?

Which simple machine is not part of this compound machine? a. lever b. pulley c. inclined plane d. wheel and axle