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Question: Answered & Verified by Expert
If CP and CV denote the specific heats of nitrogen per unit mass at constant pressure and constant volume respectively, then
PhysicsThermodynamicsNEET
Options:
  • A CP-CV=28R
  • B CP-CV=R28
  • C CP-CV=R14
  • D CP-CV=R
Solution:
1030 Upvotes Verified Answer
The correct answer is: CP-CV=R28
Molar  heat capacity = Molar mass × specific heat capacity

So, the molar heat capacities at constant pressure and constant volume will be 28CP and 28CV respectively

  28CP-28CV=R   or  CP-CV=R28.

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