If volume is increased, the number of
collisions per second

Compare the valence electron configuration of the nobles gas elements seen here. what statement is correct?

The atoms of a solid aluminum can are close together, vibrating in a rigid structure. if the can is warmed up on a hot plate, what happens to the atoms?

If 3 moles of a compound use 24 j of energy in a reaction, what is the a hreaction in j/mol?