A ball of ice, rock, dust, and gas that orbits the Sun is called a(n) comet. asteroid. meteor. meteorite.​

What is the mass of 0.750 mole of aluminum oxide, al2o3?

A2-kg bowling ball is 1 meter off the ground on a post when it falls. just before it reaches the ground,its traveling 4.4 m/s. assuming that there is no air resistant, which statement is true a. the initial potential energy is less then the final kinetic energy b. the mechanical energy is not conserved c. the mechanical energy is conserved d. the initial potential energy is greater than the final kinetic energy

What do many bases have in common? apex chemistry sem 2