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  1. Gibbs free energy of a pure fluid approaches __________ as the pressure tends to zero at constant temperature.
  2. Gibbs free energy per mole for a pure substance is equal to the
  3. Specific heat of a gas for a reversible adiabatic process is
  4. Consider the process A & B shown in the figure given below: In this case, it is possible that
  5. For a constant volume process __________ by the system is used only to increase the internal energy.
  6. The Maxwell relation derived from the differential expression for the Helmholtz free energy (dA) is
  7. At __________ point, all the three phases (i.e. solid, liquid and gas) co-exist.
  8. For an irreversible process involving only pressure-volume work
  9. In any spontaneous process, the __________ free energy decreases.
  10. Compressibility factor for almost all the gases are approximately same at the same
  11. A change in state involving a decrease in entropy can be spontaneous, only if
  12. In jet refrigerators, the refrigerating fluid is practically always
  13. The unit of equilibrium constant of a chemical reaction is the same as that of
  14. Fugacity is most helpful in
  15. Consider the reaction, C + O2 CO2; ΔH = - 94 kcal. What will be the value of ΔH for the reaction…
  16. The specific heat of saturated water vapour at 100°C is
  17. First law of thermodynamics is mathematically stated as
  18. Compressibility factor of a gas is
  19. A closed system is cooled reversibly from 100°C to 50°C. If no work is done on the system
  20. __________ calorimeter is normally used for measuring the dryness fraction of steam, when it is very…
  21. The temperature at which a real gas obeys the ideal gas laws over a wide range of pressure is called…
  22. The temperature at the eutectic point of the system is the __________ temperature that can be attained…
  23. Joule-Thomson co-efficient is defined as
  24. Pick out the wrong statement pertaining to the decomposition of PCl5 represented by, PCl5 PCl3 + Cl2.Degree…
  25. Maximum work that could be secured by expanding the gas over a given pressure range is the __________…
  26. Sublimation temperature of dry ice (solid CO2) is __________ °C.
  27. An ideal liquid refrigerant should
  28. At a given temperature, the volume of a gas dissolved in a solvent __________ with increase in pressure.
  29. What happens in a reversible adiabatic compression?
  30. Heat is added at constant temperature in an ideal __________ cycle.