Chemical Engineering Thermodynamics In the reaction, C + O₂ → CO₂ ; ΔH = - 94 kcal. What is the heat content (enthalpy)of O₂? < - 94 kcal > -94 kcal Zero -94 kcal < - 94 kcal > -94 kcal Zero -94 kcal 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
Chemical Engineering Thermodynamics Compressibility factor-reduced pressure plot on reduced co-ordinates facilitates Easier plotting Use of only one graph for all gases Covering of wide range More accurate plotting Easier plotting Use of only one graph for all gases Covering of wide range More accurate plotting ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics Near their critical temperatures, all gases occupy volumes __________ that of the ideal gas. Less than More than Same as Half Less than More than Same as Half ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics Ideal refrigeration cycle is Same as Carnot cycle Dependent on the refrigerant's properties The least efficient of all refrigeration processes Same as reverse Carnot cycle Same as Carnot cycle Dependent on the refrigerant's properties The least efficient of all refrigeration processes Same as reverse Carnot cycle ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics The energy of activation of exothermic reaction is Zero Very large compared to that for en-dothermic reaction Negative Not possible to predict Zero Very large compared to that for en-dothermic reaction Negative Not possible to predict ANSWER DOWNLOAD EXAMIANS APP