Chemical Reaction Engineering The exit age distribution curve E(t) for an ideal CSTR with the average residence time, τ, is given by E-t/τ 1 - (e-t/τ/T) 1 - e-t/τ E-t/τ/T E-t/τ 1 - (e-t/τ/T) 1 - e-t/τ E-t/τ/T ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering The energy of activation of a chemical reaction Both B and C Is the minimum energy which the molecules must have before the reaction can take place Varies as fifth power of the temperature Is same as heat of reaction at constant pressure Both B and C Is the minimum energy which the molecules must have before the reaction can take place Varies as fifth power of the temperature Is same as heat of reaction at constant pressure ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering The excess energy of the reactants required to dissociate into products is known as the __________ energy. Threshold Binding Activation Thermal Threshold Binding Activation Thermal ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering Half life period of a chemical reaction is None of these The time required to reduce the concentration of the reacting substance to half its initial value Half of the space time of a reaction Half of the residence time of a reaction None of these The time required to reduce the concentration of the reacting substance to half its initial value Half of the space time of a reaction Half of the residence time of a reaction ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering The reaction rate almost gets doubled for 10°C rise in temperature. This is due to the fact that the Collision frequency increases Value of threshold energy decreases Fraction of molecules having threshold energy increases Increased temperature reduces the activation energy Collision frequency increases Value of threshold energy decreases Fraction of molecules having threshold energy increases Increased temperature reduces the activation energy ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering In a continuous flow stirred tank reactor, the composition of the exit stream Is same as that in the reactor None of these Depends upon the flow rate of inlet stream Is different than that in the reactor Is same as that in the reactor None of these Depends upon the flow rate of inlet stream Is different than that in the reactor ANSWER DOWNLOAD EXAMIANS APP
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