Chemical Engineering Thermodynamics (MCQs)

Near their critical temperatures, all gases occupy volumes __________ that of the ideal gas.

  • A. Less than
  • B. Same as
  • C. More than
  • D. Half
Answer: Option A.

At the critical temperature we can say there will be no demarcation between the liquid and vapor but the intermolecular forces still exist so, the volume occupied by the substance there will still be less than the ideal gas.

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