Chemical Engineering Thermodynamics Joule-Thomson co-efficient for a perfect gas is Zero None of these Negative Positive Zero None of these Negative Positive ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics Chemical potential (an intensive property) of a substance is a force that drives the chemical system to equilibrium and is equal to its partial molar properties. The reatio of chemical potential to free energy of a pure substance at oconstant temperature and pressure is None of these 1 ∞ None of these 1 ∞ ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics Ideal refrigeration cycle is Dependent on the refrigerant's properties Same as Carnot cycle Same as reverse Carnot cycle The least efficient of all refrigeration processes Dependent on the refrigerant's properties Same as Carnot cycle Same as reverse Carnot cycle The least efficient of all refrigeration processes ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics The accentric factor of a materical, 'ω', is defined as ω = -log10(Prsat)Tr⁻¹ = 0.7, where, Prsat = reduced vapor pressure, Tr = reduced temperature. The value of accentric factor is always < 3 > 1 < 1 > 2 < 3 > 1 < 1 > 2 ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics Gibbs free energy at constant pressure and temperature under equilibrium conditions is ∞ Maximum Minimum ∞ Maximum Minimum ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics Third law of thermodynamics is helpful in Both B and C Prediction of the extent of a chemical reaction Evaluating entropy changes of chemical reaction Calculating absolute entropies of substances at different temperature Both B and C Prediction of the extent of a chemical reaction Evaluating entropy changes of chemical reaction Calculating absolute entropies of substances at different temperature ANSWER DOWNLOAD EXAMIANS APP
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