Which substance below would have particles with the SLOWEST average velocity at 300 K? A) Fluorine, F2
B) Chlorine, CI2
C) Methane, CH4
D) Xenon, Xe

In a heat of an engine, if 700 j enters the system, and the piston does 400 j of work what is the final internal (thermal) energy of the system if the initial energy is 1,500 j

Which of the following is a physical change? a.burning a piece of wood b.sawing a piece of wood in half c.rust forming on an iron fence d.a copper roof changing color from orange to green

Name atleast 3 type of energy associated with the microwave