Chemical Engineering Thermodynamics Entropy change of mixing two liquid substances depends upon the Both A and B Neither A nor B Quantity (i.e. number of moles) Molar concentration Both A and B Neither A nor B Quantity (i.e. number of moles) Molar concentration ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics Number of degrees of freedom for a three phase system in equilibrium comprising of three non-reacting chemical species is 1 2 3 1 2 3 ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics Out of the following refrigeration cycles, which one has maximum COP? Ordinary vapor compression cycle Air cycle Carnot cycle Vapor compression with a reversible expansion engine Ordinary vapor compression cycle Air cycle Carnot cycle Vapor compression with a reversible expansion engine ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics The value of gas constant 'R' is 1.987 BTU/lb. mole °R 1.987 cal/gm mole °K Both A and B Neither A nor B 1.987 BTU/lb. mole °R 1.987 cal/gm mole °K Both A and B Neither A nor B ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics For 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 6753.5 9000 6738.9 7058.3 6753.5 9000 6738.9 7058.3 ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics The freezing point of a liquid decreases when the pressure is increased, if the liquid __________ while freezing. Contracts Expands Either A, B or C Does not change in volume Contracts Expands Either A, B or C Does not change in volume ANSWER DOWNLOAD EXAMIANS APP
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