Which unit can be used to express the rate of a reaction?

Frictional forces acting on an object are often converted into energy, which causes the temperature of the object to rise slightly.

Chemical energy is a form of a. kinetic energy only. b. both potential and kinetic energy. c. neither potential nor kinetic energy. d. potential energy only. reset

Why does a plastic bottle that is sealed at a high altitude change it’s shape when taken to lower altitude