Chemical Engineering Thermodynamics Tea kept in a thermos flask is vigorously shaken. If the tea is considered as a system, then its temperature will Remain unchanged Decrease First fall and then rise Increase Remain unchanged Decrease First fall and then rise Increase ANSWER DOWNLOAD EXAMIANS APP
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 liquid phase Same in both the phases More in vapour phase Replaced by chemical potential which is more in vapour phase More in liquid phase Same in both the phases More in vapour phase ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics Compressibility factor (i.e., the ratio of actual volume of gas to the volume predicted by ideal gas law) for all gases are Same at the same reduced pressure Same at the same reduced temperature Both B & C Always greater than one Same at the same reduced pressure Same at the same reduced temperature Both B & C Always greater than one ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics In case of the decomposition of hydroiodic acid (2HI ⇋ H₂ + I₂), addition of H₂ (at equilibrium condition) will Diminish the degree of dissociation of HI None of these Increase the partial pressure of I₂ Decrease the partial pressure of HI Diminish the degree of dissociation of HI None of these Increase the partial pressure of I₂ Decrease the partial pressure of HI ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics The expression for entropy change, ΔS = n Cp . ln (T₂/T₁), is valid for the __________ of a substance. Both B and C Cooling Heating Simultaneous pressure & temperature change Both B and C Cooling Heating Simultaneous pressure & temperature change ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics The variation of heat of reaction with temperature at constant pressure is given by the __________ law. Antonie's None of these Kelvin's Kirchoffs Antonie's None of these Kelvin's Kirchoffs ANSWER DOWNLOAD EXAMIANS APP