26. Linde gas liquefaction process employs cooling
27. Pick out the wrong statement pertaining to the decomposition of PCl5 represented by, PCl5 PCl3 + Cl2.Degree of dissociation of PCl5 will
28. Joule-Thomson experiment is
29. Boyle's law for gases states that
30. 1st law of thermodynamics is nothing but the law of conservation of
31. In a reversible chemical reaction (where, Δx = number of moles of products-number of moles of reactants )
32. Out of the following refrigeration cycles, which one has maximum COP ?
33. Pick out the correct statement:
34. In any spontaneous process,
35. Which of the following is a thermodynamic property of a system ?
36. Equilibrium constant decreases as the temperature
37. The expression, , gives the free energy change
38. All gases during throttling process at atmospheric temperature and pressure show a cooling effect except
39. Compressibility factor for almost all the gases are approximately same at the same
40. The co-efficient of performance (COP) of a refrigerating system, which is its index of performance, is defined as the ratio of useful refrigeration to the net work. The units of __________ and COP are the same.
41. Where is the headquarters of Gulf Co-Operation Council?
42. In jet refrigerators, the refrigerating fluid is practically always
43. Water on heating from 1 to 4°C
44. When pressure is applied on the system, icewater, then
45. Partial molar free energy of an element A in solution is same as its
46. Free energy change at equilibrium is
47. Heat pump
48. The temperature at which both liquid and gas phases are identical, is called the __________ point.
49. What is the value of ln y (where y = activity co-efficient) for ideal gases ?
50. A closed system is cooled reversibly from 100°C to 50°C. If no work is done on the system