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Sayan Hati posted an Question
May 04, 2021 • 15:46 pm 30 points
  • IIT JAM
  • Physics (PH)

Thermodynamics

is there any substance for which entropy at absolute zero temperature is non-zero??

2 Answer(s) Answer Now
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  • Monika verma 1 best-answer

    CO,NO and glass have non-zero entropy at absolute zero temperature.

  • Ringki gogoi

    at absolute zero temperature, the entropy tends to zero and the molecules of a substance or a system are in perfect order in third law of thermodynamics.

  • Himanshu Pandey

    so apart from pure crystalline substance there may be difference

  • Himanshu Pandey best-answer

    The entropy of a system at absolute zero is typically zero, and in all cases is determined only by the number of different ground states it has. Specifically, the entropy of a pure crystalline substance at absolute zero temperature is zero.

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