Chemical Reaction Engineering A chemical reaction is of zero order, when the reaction rate is (where, CA = concentration of reactant) None of these Independent of temperature ∝ CA ∝ 1/CA None of these Independent of temperature ∝ CA ∝ 1/CA ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering An irreversible first order reaction is being carried out in a CSTR and PFR of same volume. The liquid flow rates are same. The relative conversion will Be more in PFR than in CSTR Be same in both cases Depend on the temperature Be more in CSTR than in PFR Be more in PFR than in CSTR Be same in both cases Depend on the temperature Be more in CSTR than in PFR ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering The role of a catalyst in a chemical reaction is to change the Equilibrium constant Activation energy Heat of reaction Final products Equilibrium constant Activation energy Heat of reaction Final products ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering Space time equals the mean residence time For narrow diameter tubular reactor When the density of the reaction mixture is constant For CSTR For large diameter tubular reactor For narrow diameter tubular reactor When the density of the reaction mixture is constant For CSTR For large diameter tubular reactor ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering When the reaction occurs in the diffusion controlled region, the apparent activation energy as measured is only __________ the true value. Twice None of these Half Equal Twice None of these Half Equal ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering A space time of 3 hours for a flow reactor means that Conversion is cent per cent after three hours Three reactor volumes of feed can be processed every hour It takes three hours to dump the entire volume of the reactor with feed The time required to process one reactor volume of feed (measured at specified conditions) is 3 hours Conversion is cent per cent after three hours Three reactor volumes of feed can be processed every hour It takes three hours to dump the entire volume of the reactor with feed The time required to process one reactor volume of feed (measured at specified conditions) is 3 hours ANSWER DOWNLOAD EXAMIANS APP
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