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MCQs: A change in state involving a decrease in entropy can be spontaneous, only if ____________________?
Category: Chemical Engineering Mcqs, Published by: teswesm
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MCQs: Specific _____________ does not change during phase change at constant temperature and pressure?
Category: Chemical Engineering Mcqs, Published by: teswesm
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MCQs: High _____________ is an undesirable property for a good refrigerant?
Category: Chemical Engineering Mcqs, Published by: teswesm
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MCQs: Which of the following liquid metals has the highest thermal conductivity ?
Category: Chemical Engineering Mcqs, Published by: teswesm
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MCQs: If heat contents of CH4, C2H4 and C3H8 are -17.9, 12.5 and -24.8 kcal/mole respectively, than ΔH for the reaction CH4(g) + C2H4(g) ⇌ C3H8(g) will be _____________ Kcal?
Category: Chemical Engineering Mcqs, Published by: teswesm
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MCQs: Steam undergoes isentropic expansion in a turbine from 5000 kPa and 400°C (entropy = 6.65 kJ/kg K) to 150 kPa) (entropy of saturated liquid = 1.4336 kJ/kg. K, entropy of saturated vapour = 7.2234 kJ/kg. K) The exit condition of steam is_______________?
Category: Chemical Engineering Mcqs, Published by: teswesm
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MCQs: The expression, ΔG = nRT. ln(P2/P1), gives the free energy change______________?
Category: Chemical Engineering Mcqs, Published by: teswesm
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MCQs: What is the degree of freedom for two miscible (non-reacting) substances in vapor-liquid equilibrium forming an azeotrope ?
Category: Chemical Engineering Mcqs, Published by: teswesm
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MCQs: For any system, what is the minimum number of degrees of freedom ?
Category: Chemical Engineering Mcqs, Published by: teswesm
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MCQs: At the critical point of a substance____________?
Category: Chemical Engineering Mcqs, Published by: teswesm
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MCQs: The number of degrees of freedom for an azeotropic mixture in a two component vapourliquid equilibria is/are__________________?
Category: Chemical Engineering Mcqs, Published by: teswesm
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MCQs: The freezing point of a liquid decreases when the pressure is increased, if the liquid ____________ while freezing?
Category: Chemical Engineering Mcqs, Published by: teswesm
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MCQs: The compressibility factor of a gas is given by (where, V1 = actual volume of the gas V2 = gas volume predicted by ideal gas law)____________________?
Category: Chemical Engineering Mcqs, Published by: teswesm
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MCQs: Molar heat capacity of water in equilibrium with ice at constant pressure is __________ Kcal/kg mole. °K___________________?
Category: Chemical Engineering Mcqs, Published by: teswesm
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MCQs: In any spontaneous process, the ______________ free energy decreases ?
Category: Chemical Engineering Mcqs, Published by: teswesm
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MCQs: At 60° C, vapour pressure of methanol and water are 84.562 kPa and 19.953 kPa respectively. An aqueous solution of methanol at 60° C exerts a pressure of 39.223 kPa; the liquid phase and vapour phase mole fractions of methanol are 0.1686 and 0.5714 respectively. Activity co-efficient of methanol is__________________?
Category: Chemical Engineering Mcqs, Published by: teswesm
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MCQs: What is the value of Joule-Thomson co-efficient for an ideal gas ?
Category: Chemical Engineering Mcqs, Published by: teswesm
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MCQs: If atmospheric temperature and dew point are nearly equal, then the relative humidity is_______________?
Category: Chemical Engineering Mcqs, Published by: teswesm
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MCQs: No work is done by the system, when a reaction occurs at constant__________________?
Category: Chemical Engineering Mcqs, Published by: teswesm
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MCQs: Joule-Thomson Co-efficient at any point on the inversion curve is___________________?
Category: Chemical Engineering Mcqs, Published by: teswesm
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