Chemical Reaction Engineering A catalyst in a chemical reaction __________ free energy change in the reaction. Decreases Either A or B; depends on the type of catalyst Neither A nor B Increases Decreases Either A or B; depends on the type of catalyst Neither A nor B Increases ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering An isothermal irreversible reaction is being carried out in an ideal tubular flow reactor. The conversion in this case will __________ with decrease in space time. Remain unchanged Increase Increase exponentially Decrease Remain unchanged Increase Increase exponentially Decrease ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering If Thiele modulus is __________ , then the pore diffusion resistance in a catalyst may be considered as negligible. < 0.5 0 ∞ > 0.5 < 0.5 0 ∞ > 0.5 ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering The increase in the rate of reaction with temperature is due to Increase in the number of effective collisions Decrease in activation energy Increase in the average kinetic energy of the reacting molecules None of these Increase in the number of effective collisions Decrease in activation energy Increase in the average kinetic energy of the reacting molecules None of these ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering Catalytic action in a catalytic chemical reaction follows from the ability of catalyst to change the Activation energy None of these Equilibrium constant Heat of reaction Activation energy None of these Equilibrium constant Heat of reaction ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering Which of the following is not a unit of reaction rate? Mole formed/volume of catalyst) (time) Moles for med/(surface of catalyst) (time) None of these Moles formed/volume of reactor) (time) Mole formed/volume of catalyst) (time) Moles for med/(surface of catalyst) (time) None of these Moles formed/volume of reactor) (time) ANSWER DOWNLOAD EXAMIANS APP