Which two assumptions of the Kinetic-Molecular Theory need to be altered to account for the behavior of real gases?
I. gas molecules have no volume
II. gas molecules move in random motion
III. gas molecules undergo no attractive or repulsive force toward one another
IV. gas molecules undergo perfectly elastic collision

Question

Quizplus · Accepted Answer

Real gases have non-zero volume and experience weak attractive or repulsive forces between molecules, which are not accounted for in assumptions I and III of the Kinetic-Molecular Theory.

Which Two Assumptions of the Kinetic-Molecular Theory Need to Be