Chemical Engineering Thermodynamics Number of components (C), phase (P) and degrees of freedom (F) are related by Gibbs phase rule as P = F - C - 2 F = C - P - 2 C = P - F + 2 P + F - C = 2 P = F - C - 2 F = C - P - 2 C = P - F + 2 P + F - C = 2 ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics The necessary and sufficient condition for equilibrium between two phases is The concentration of each component should be same in the two phases The pressure should be same in the two phases The temperature of each phase should be same The chemical potential of each component should be same in the two phases The concentration of each component should be same in the two phases The pressure should be same in the two phases The temperature of each phase should be same The chemical potential of each component should be same in the two phases ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics At a given temperature, the volume of a gas dissolved in a solvent __________ with increase in pressure. Decreases Remains unchanged May increase or decrease; depends on the gas Increases Decreases Remains unchanged May increase or decrease; depends on the gas Increases ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics At absolute zero temperature, all substances have the same Crystalline structure Heat capacity Entropy None of these Crystalline structure Heat capacity Entropy None of these 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) Tb/λb √(λb/Tb) λb/Tb √(Tb/λb) Tb/λb √(λb/Tb) λb/Tb ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics 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 Partially condensed vapour with quality of 0.9 Partially condensed vapour with quality of 0.1 Saturated vapour Superheated vapour Partially condensed vapour with quality of 0.9 Partially condensed vapour with quality of 0.1 Saturated vapour Superheated vapour ANSWER DOWNLOAD EXAMIANS APP
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