Chemical Engineering Thermodynamics When liquid and vapour phases of one component system are in equilibrium (at a given temperature and pressure), the molar free energy is Replaced by chemical potential which is more in vapour phase More in vapour phase Same in both the phases More in liquid phase Replaced by chemical potential which is more in vapour phase More in vapour phase Same in both the phases More in liquid phase ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics For an exothremic reaction Both ΔH and ΔE are negative Only enthalpy change (ΔH) is negative Only internal energy change (ΔE) is negative Enthalpy change is zero Both ΔH and ΔE are negative Only enthalpy change (ΔH) is negative Only internal energy change (ΔE) is negative Enthalpy change is zero ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics Out of the following refrigeration cycles, which one has maximum COP? Ordinary vapor compression cycle Carnot cycle Vapor compression with a reversible expansion engine Air cycle Ordinary vapor compression cycle Carnot cycle Vapor compression with a reversible expansion engine Air cycle ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics __________ increases with increase in pressure. The boiling point of a liquid The melting point of wax Neither A nor B Both A and B The boiling point of a liquid The melting point of wax Neither A nor B Both A and B ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics In which of the following reaction equilibria, the value of equilibrium constant Kp will be more than is Kc? 2SO₂ + O₂ ⇋ 2SO₃ 2HI ⇋ H₂ + I₂ N₂O₄ ⇋ 2NO₂ None of these 2SO₂ + O₂ ⇋ 2SO₃ 2HI ⇋ H₂ + I₂ N₂O₄ ⇋ 2NO₂ None of these ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics __________ law of thermodynamics ascertains the direction of a particular spontaneous process. Second Zeroth First Third Second Zeroth First Third ANSWER DOWNLOAD EXAMIANS APP