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  1. Chemical potential (an intensive property) of a substance is a force that drives the chemical system…
  2. For a spontaneous process, free energy
  3. Degree of freedom of the system ice-watervapour will be
  4. Internal energy of an element at 1 atm and 25° C is __________ kcal/kg.mole.
  5. For a real gas, the chemical potential is given by
  6. In the equation, PVn = constant, if the value of n = 1, then it represents a reversible __________ process.
  7. An isentropic process is carried out at constant
  8. The equation DU = Tds - PdV is applicable to infinitesimal changes occuring in
  9. Which of the following is not a reversible process?
  10. The equation, (d loge PA/d loge xA) = (d loge PA/d loge xB) applicable to a binary solution of components.…
  11. Specific __________ does not change during a phase change (e.g. sublimation, melting, vaporisation etc.).
  12. In the reaction, H2 +I2 2HI, addition of an inert gas will
  13. Compressibility factor of a gas is
  14. In which of the following reaction equilibrium, the value of equilibrium constant Kp will be more than…
  15. Change of state namely evaporation condensation, freezing and melting is an __________ process.
  16. The necessary condition for phase equilibrium in a multiphase system of N components is that the
  17. The melting point of paraffin wax (which contracts on solidification) __________ with pressure rise.
  18. A reasonably general expression for vapourliquid phase equilibrium at low to moderate pressure is φi…
  19. Lenz's law results from the law of conservation of
  20. The Maxwell relation derived from the differential expression for the Helmholtz free energy (dA) is
  21. The point at which all the three (solid, liquid and gas) phases co-exist, is known as the __________…
  22. An ideal monatomic gas is taken round the cycle ABCDA as shown below in the P-V diagram. The work done…
  23. Sound waves propagation in air exemplifies an __________ process.
  24. A/an __________ system is exemplified by a vessel containing a volatile liquid in contact with its vapor.
  25. Claude's liquefaction process employs the cooling of gases by
  26. During a reversible isothermal expansion of an ideal gas, the entropy change is
  27. A gas shows deviation from ideal behaviour at
  28. The entropy change in a reversible isothermal process, when an ideal gas expands to four times its initial…
  29. Critical temperature is defined as the temperature above which a gas will
  30. An irreversible process