Chemical Reaction Engineering In an exothermic reaction, the energy of the reacting substances as compared to that of products is More Either A or B, depends on order of reaction Less Same More Either A or B, depends on order of reaction Less Same ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering The reason why a catalyst increases the rate of reaction is that, it Decreases the energy barrier for reaction Decreases the molecular collision diameter Increases the activation energy None of these Decreases the energy barrier for reaction Decreases the molecular collision diameter Increases the activation energy None of these ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering Rate determining step in a reaction consisting of a number of steps in series is the __________ step. Data insufficient; can't be predicted Fastest Slowest Intermediate Data insufficient; can't be predicted Fastest Slowest Intermediate ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering If the pore diffusion controls in a catalytic reaction, the apparent activation energy Ea is equal to The intrinsic activation energy E ED/2 (E + ED) where ED is activation due to diffusion (E + ED)/2 The intrinsic activation energy E ED/2 (E + ED) where ED is activation due to diffusion (E + ED)/2 ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering A catalyst inhibitor Is added in small quantity during the catalyst manufacture itself May be useful for suppressing undesirable side reactions Lessens its selectivity All of these Is added in small quantity during the catalyst manufacture itself May be useful for suppressing undesirable side reactions Lessens its selectivity All of these ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering Bulk diffusion in catalyst pore __________ with increase in pressure. Increases exponentially Remains unchanged Decreases Increases Increases exponentially Remains unchanged Decreases Increases ANSWER DOWNLOAD EXAMIANS APP
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