Chemical Engineering Thermodynamics

In case of a close thermodynamic system, there is _____ across the boundaries.

  • A. No heat and mass transfer
  • B. No mass transfer but heat transfer
  • C. Mass and energy transfer
  • D. None of these
Answer: Option B.

Closed system is also called as control mass system where there is no exchange of mass between system and surroundings but energy transfer can takes place. In closed system there shouldn`t be change in identity of mass (molecules) of system even.

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