Chemical Engineering Thermodynamics Law of corresponding states says that No gas can be liquified above the critical temperature, howsoever high the pressure may be The surface of separation (i. e. the meniscus) between liquid and vapour phase disappears at the critical temperature The molar heat of energy of gas at constant volume should be nearly constant (about 3 calories) , two different gases behave similarly, if their reduced properties (i.e. P, V and T) are same No gas can be liquified above the critical temperature, howsoever high the pressure may be The surface of separation (i. e. the meniscus) between liquid and vapour phase disappears at the critical temperature The molar heat of energy of gas at constant volume should be nearly constant (about 3 calories) , two different gases behave similarly, if their reduced properties (i.e. P, V and T) are same ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics Keeping the pressure constant, to double the volume of a given mass of an ideal gas at 27°C, the temperature should be raised to __________ °C. 540 300 327 270 540 300 327 270 ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics Trouton's ratio is given by (where λb, = molal heat of vaporisation of a substance at its normal boiling point, kcal/kmol Tb = normal boiling point, °K ) Tb/λb √(λb/Tb) λb/Tb √(Tb/λb) Tb/λb √(λb/Tb) λb/Tb √(Tb/λb) ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics Mollier diagram is a plot of Entropy vs. enthalpy Temperature vs. enthalpy Temperature vs. internal energy Temperature vs. enthalpy Entropy vs. enthalpy Temperature vs. enthalpy Temperature vs. internal energy Temperature vs. enthalpy ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics For the reversible exothermic reaction, N₂ + 3H₂ ⇋ 2NH₃, increase of pressure would Shift the equilibrium towards right Neither A nor B Both B and C Give higher yield of NH₃ Shift the equilibrium towards right Neither A nor B Both B and C Give higher yield of NH₃ ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics Two substances are in equilibrium in a reversible chemical reaction. If the concentration of each substance is doubled, then the value of the equilibrium constant will be Doubled One fourth of its original value Halved Same Doubled One fourth of its original value Halved Same ANSWER DOWNLOAD EXAMIANS APP