Q401
Open questionFor a multicomponent system, the term chemical potential is equivalent to the
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Chemical Engineering Thermodynamics
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Q402
Open questionWhen liquid and vapour phase of multi-component system are in equilibrium (at a given temperature and pressure), then chemical potential of each component is
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Q403
Open questionThe partial pressure of each constituent present in an alloy is __________ the total vapor pressure exerted by the alloy.
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Q404
Open questionPick out the extensive property out of the following.
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Q405
Open questionGibbs free energy per mole for a pure substance is equal to the
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Q406
Open questionA change in state involving a decrease in entropy can be spontaneous, only if
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Q407
Open questionFor water at 300°C, it has a vapour pressure 8592.7 kPa and fugacity 6738.9 kPa Under these conditions, one mole of water in liquid phase has a volume of 25.28 cm3 and that in vapour phase in 391.1 cm3. Fugacity of water (in kPa) at 9000 kPa will be
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Q408
Open questionThe equation, Cp - Cv = R, is true for __________ gas.
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Q409
Open questionDuringthe phase transition, __________ changes.
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Q410
Open questionThe specific heat of saturated water vapour at 100°C is
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Q411
Open questionEfficiency of a heat engine working on Carnot cycle between two temperature levels depends upon the
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Q412
Open questionEfficiency of a Carnot engine working between temperatures T1 and T2 (T1 < T2) is
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Q413
Open questionCo-efficient of performance for a reversed Carnot cycle working between temperatures T1 and T2 (T1 > T2) is
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Q414
Open questionThe following heat engine produces power of 100000 kW. The heat engine operates between 800 K and 300 K. It has a thermal efficiency equal to 50% of that of the Carnot engine for the same temperature. The rate at which heat is absorbed from the hot reservoir is
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Q415
Open questionDegress of freedom at triple point will be
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Q416
Open questionRefrigeration cycle
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Q417
Open questionNumber of components (C), phase (P) and degrees of freedom (F) are related by Gibbs phase rule as
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Q418
Open questionHigh pressure steam is expanded adiabati-cally and reversibly through a well insulated turbine, which produces some shaft work. If the enthalpy change and entropy change across the turbine are represented by ΔH and ΔS respectively for this process:
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Q419
Open questionCompressibility factor of a gas is
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Q420
Open questionIn the equation, PVn = Constant, if the value of n = 0, then it represents a reversible __________ process.
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