31. What is the number of degree of freedom for a system of two miscible non-reacting species in vapor-liquid equilibrium forming an azeotrope?
32. What is the degree of freedom for two mis-cible (non-reacting) substances in vapor-liquid equilibrium forming an azeotrope?
33. At __________ point, all the three phases (i.e.solid, liquid and gas) co-exist.
34. Critical compressibility factor for all substances
35. One ton of refrigeration is defined as the heat rate corresponding to melting of one ton of ice in one
36. Enthalpy changes over a constant pressure path are always zero for __________ gas.
37. Thermal efficiency of a Carnot engine can approach 100%, only when the temperature of the
38. The reaction A (l) R(g) is allowed to reach equilibrium conditions in an autoclave. At equilibrium, there are two phases, one a pure liquid phase of A and the other a vapor phase of A, R and S. Initially A alone is present. The number of degrees of freedom are
39. In polytropic process (PVn = constant), if n = 1; it means a/an __________ process.
40. Mollier diagram is a plot of
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