Collision between gas particles and between particles and the container walls are what kind of collisions ?

What are the first three quantum numbers for the electrons located in subshell 2s?

Which of the four hypothetical substances you investigated would be most harmful to living organisms? 50 points!

Temperature is defined as a. the equivalent of heat. b. a measure of the average kinetic energy of the individual atoms or molecules composing a substance. c. how hot or cold it is. d. the total kinetic energy of the atoms or molecules composing a substance. e. none of the above is correct.