Chemical Reaction Engineering When the reaction occurs in the diffusion controlled region, the apparent activation energy as measured is only __________ the true value. None of these Twice Equal Half None of these Twice Equal Half ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering The fractional volume change between no conversion and complete conversion, for the isothermal gas phase reaction, 2A → R, is 1 -0.5 0.5 1.5 1 -0.5 0.5 1.5 ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering The temperature dependence of reaction rate constant (K) by Arhenius law is given by K α T . e-E/RT K α √T . e-E/RT K α e-E/RT K α eE/RT K α T . e-E/RT K α √T . e-E/RT K α e-E/RT K α eE/RT ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering Which one is the rate controlling step in a solid-gas non-catalytic reaction occurring at very high temperature? Pore diffusion Chemical reaction Film diffusion Ash layer diffusion Pore diffusion Chemical reaction Film diffusion Ash layer diffusion ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering The optimum performance for reactors operating in parallel is obtained when the feed stream is distributed in such a way, that the Larger reactors have more space time compared to smaller ones Space time for each parallel line is same Space time for parallel lines is different None of these Larger reactors have more space time compared to smaller ones Space time for each parallel line is same Space time for parallel lines is different None of these ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering The knowledge of initial concentration and rate constant is necessary to determine the half life time of a reaction of __________ order. Zero None of these First Second Zero None of these First Second ANSWER DOWNLOAD EXAMIANS APP
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