At high pressure a real gas departs from ideal behaviour because:

  1. the molecules stop moving
  2. the gas becomes a solid
  3. the molecules' own volume becomes significant
  4. temperature becomes zero
Answer

C) the molecules' own volume becomes significant

The point-molecule assumption fails. SLO P-11-C-05 · Understanding

Physics MCQ · More Kinetic Theory and First Law of Thermodynamics MCQs · Practise