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  1. Which one is true for a throttling process?
  2. Chemical potential is a/an
  3. Trouton's ratio is given by (where λb, = molal heat of vaporisation of a substance at its normal…
  4. The value of Joule-Thomson co-efficient, in case where cooling occurs after the throttling process is
  5. A refrigeration cycle is the same as a __________ cycle,
  6. In case of the decomposition of hydroiodic acid (2HI H2 + I2), addition of H2 (at equilibrium condition)…
  7. Gases are cooled in Joule-Thomson expansion, when it is __________ inversion temperature.
  8. If the internal energy of an ideal gas decreases by the same amount as the work done by the system,…
  9. Which of the following will increase the volume of a real gas by four times?
  10. Boiling of liquid is accompanied with increase in the
  11. The principle applied in liquefaction of gases is
  12. High __________ is an undesirable property for a good refrigerant.
  13. Which of the following non-flow reversible compression processes require maximum work?
  14. If we increase the pressure on a substance (which is at its triple point), then the triple point
  15. Henry's law is closely obeyed by a gas, when its __________ is extremely high.
  16. In the equation, PVn = constant, if the value of n = ± ∞, then it represents a reversible…
  17. Joule-Thomson co-efficient which is defined as, η = (∂T/∂P)H = 1/Cp (∂H/∂T)P,…
  18. A chemical reaction will occur spontaneously at constant pressure and temperature, if the free energy…
  19. Cp - Cv = R is valid for __________ gases.
  20. If different processes are used to bring about the same chemical reaction, the enthalpy change is same…
  21. The internal energy of a gas obeying P (V - b) RT (where, b is a positive constant and has a constant…
  22. A gas has a volume of 27.3 c.c. at 0°C. Its volume at 10°C (if pressure remains unchanged) will…
  23. Pick out the wrong statement pertaining to the decomposition of PCl5 represented by, PCl5 PCl3 + Cl2.Degree…
  24. Activity co-efficient is a measure of the
  25. Heat is added at constant temperature in an ideal __________ cycle.
  26. In reactions involving solids and liquids (where change in volume is negligible), the heat of reaction…
  27. In the equation, PVn = constant, if the value of n = 1, then it represents a reversible __________ process.
  28. In the reaction, H2 +I2 2HI, addition of an inert gas will
  29. When a system in equilibrium is subjected to a change in temperature, pressure or concentration, the…
  30. Heating of water under atmospheric pressure is an __________ process.