Chemical Engineering Thermodynamics The partial molar enthalpy of a component in an ideal binary gas mixture of composition Z, at a temperature T and pressure P, is a function only of T, P and Z T and Z T and P T T, P and Z T and Z T and P T ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics Which of the following has the minimum value of COP for a given refrigeration effect? Air refrigeration cycle Vapour-compression process with a reversible expansion engine Reverse Carnot cycle Ordinary vapour-compression cycle Air refrigeration cycle Vapour-compression process with a reversible expansion engine Reverse Carnot cycle Ordinary vapour-compression cycle ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics __________ calorimeter is normally used for measuring the dryness fraction of steam, when it is very low. Bucket Throttling Separating A combination of separating & throttling Bucket Throttling Separating A combination of separating & throttling ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics Free energy Decreases in all spontaneous (or irreversible) processes Change during a spontaneous process has a negative value All of these Remains unchanged in reversible processes carried at constant temperature and pressure Decreases in all spontaneous (or irreversible) processes Change during a spontaneous process has a negative value All of these Remains unchanged in reversible processes carried at constant temperature and pressure ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics 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 4.238 1.572 3.389 1.9398 4.238 1.572 3.389 1.9398 ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics Which of the following is not a unit of the equilibrium constant Kp? (where, Δx = number of moles of products number of moles of reactants) Dimensionless, when Δx = 0 (atm)Δx, when Δx is negative (atm)Δx, when Δx is positive (atm)Δx2, when Δx > 0 Dimensionless, when Δx = 0 (atm)Δx, when Δx is negative (atm)Δx, when Δx is positive (atm)Δx2, when Δx > 0 ANSWER DOWNLOAD EXAMIANS APP