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  1. Pick out the wrong statement.
  2. A thermodynamic system is taken from state A to B along ACB and is brought back to A along BDA as shown…
  3. High pressure steam is expanded adiabatically and reversibly through a well insulated turbine, which…
  4. If the heat of solution of an ideal gas in a liquid is negative, then its solubility at a given partial…
  5. __________ increases with increase in pressure.
  6. On a P-V diagram of an ideal gas, suppose a reversible adiabatic line intersects a reversible isothermal…
  7. Pick out the wrong statement
  8. The reaction A (l) → R(g) is allowed to reach equilibrium conditions in an autoclave. At equilibrium,…
  9. Gibbs free energy of mixing at constant pressure and temperature is always
  10. When a gas in a vessel expands, its internal energy decreases. The process involved is
  11. The standard Gibbs free energy change of a reaction depends on the equilibrium
  12. Gases are cooled in Joule-Thomson expansion, when it is __________ inversion temperature.
  13. Third law of thermodynamics is concerned with the
  14. Measurement of thermodynamic property of temperature is facilitated by __________ law of thermodynamics.
  15. Gibbs free energy (G) is represented by, G = H - TS, whereas Helmholtz free energy, (A) is given by,…
  16. Pick out the correct statement.
  17. Minimum number of phases that exists in a system is 1. Number of chemical species in a colloidal system…
  18. The equilibrium constant for a chemical reaction at two different temperatures is given by
  19. Which of the following is a thermodynamic property of a system?
  20. Pick out the wrong statement.
  21. Trouton's ratio of __________ liquids is calculated using Kistyakowsky equation.
  22. Entropy of the system decreases, when
  23. Fugacity co-efficient of a substance is the ratio of its fugacity to
  24. In an ideal gas mixture, fugacity of a species is equal to its
  25. Pick out the Clausius-Clapeyron equation from the following:
  26. The value of gas constant 'R' is
  27. COP of a refrigerator drawing 1 kW of power per ton of refrigeration is about
  28. In a reversible chemical reaction (where, Δx = number of moles of products-number of moles of reactants)
  29. PVy = constant, holds good for an isentropic process, which is
  30. All gases during throttling process at atmospheric temperature and pressure show a cooling effect except