Which of the assumptions of the kinetic-molecular theory best explains the observation that a gas can be compressed?

Which statement is usually true about the relationship between activation energy and reaction rates? low activation energy barriers result in low rates. high activation energy barriers result in low rates. low activation energy barriers result in no reaction. high activation energy barriers result in no reaction.

Which samples do the atoms have the least kinetic energy

How many peaks will be present in a mass spectrum for brcl?