Chemical Engineering Thermodynamics
The third law of thermodynamics states that the

Heat transfer from low temperature to high temperature source is not possible without external work
Heat capacity of a crystalline solid is zero at absolute zero temperature
Gases having same reduced properties behave similarly
None of these

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Chemical Engineering Thermodynamics
The second law of thermodynamics states that

The total energy of system and surrounding remains the same
The energy change of a system undergoing any reversible process is zero
None of these
It is not possible to transfer heat from a lower temperature to a higher temperature

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Chemical Engineering Thermodynamics
Pick out the wrong statement pertaining to the decomposition of PCl5 represented by, PCl5 ⇋ PCl3 + Cl₂.Degree of dissociation of PCl5 will

Increase on addition of an inert gas at constant pressure
Decrease on increasing the pressure of the system
Decrease on addition of Cl₂
None of these

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