Chemical Engineering Thermodynamics If heat contents of CH₄, C₂H₄ and C₃H₈ are -17.9, 12.5 and -24.8 kcal/mole respectively, than ΔH for the reaction CH₄(g) + C₂H₄(g) ⇋ C₃H₈(g) will be __________ Kcal. -19.4 -30.2 -55.2 55.2 -19.4 -30.2 -55.2 55.2 ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics Efficiency of a heat engine working on Carnot cycle between two temperature levels depends upon the Two temperatures only Mass of the working fluid Pressure of working fluid Mass and pressure both of the working fluid Two temperatures only Mass of the working fluid Pressure of working fluid Mass and pressure both of the working fluid ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics For a cyclic process, a fixed ratio between heat and work May exist Is difficult to predict Always exists Never exists May exist Is difficult to predict Always exists Never exists ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics The value of gas constant 'R' is Neither A nor B Both A and B 1.987 cal/gm mole °K 1.987 BTU/lb. mole °R Neither A nor B Both A and B 1.987 cal/gm mole °K 1.987 BTU/lb. mole °R ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics If the molar heat capacities (Cp or Cv) of the reactants and products of a chemical reaction are identical, then, with the increase in temperature, the heat of reaction will Increase or decrease ; depends on the particular reaction Increase Remain unaltered Decrease Increase or decrease ; depends on the particular reaction Increase Remain unaltered Decrease ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics Which of the following equations is used for the prediction of activity co-efficient from experiments? Wilson's equation All of these Van Laar equation Margules equation Wilson's equation All of these Van Laar equation Margules equation ANSWER DOWNLOAD EXAMIANS APP