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 average kinetic energy of the reacting molecules None of these Decrease in activation energy Increase in the number of effective collisions Increase in the average kinetic energy of the reacting molecules None of these Decrease in activation energy Increase in the number of effective collisions ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering The reactions with low activation energy are Fast Always spantaneous Slow Non-spontaneous Fast Always spantaneous Slow Non-spontaneous ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering Half life period of a first order irreversible reaction A → B is Ln 0.5/k Ln 2/k K/2 Ln k/2 Ln 0.5/k Ln 2/k K/2 Ln k/2 ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering A space time of 3 hours for a flow reactor means that It takes three hours to dump the entire volume of the reactor with feed Three reactor volumes of feed can be processed every hour Conversion is cent per cent after three hours The time required to process one reactor volume of feed (measured at specified conditions) is 3 hours It takes three hours to dump the entire volume of the reactor with feed Three reactor volumes of feed can be processed every hour Conversion is cent per cent after three hours The time required to process one reactor volume of feed (measured at specified conditions) is 3 hours ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering Inversion of cane sugar is an example of Unimolecular reaction with first order Bimolecular reaction with first order Bimolecular reaction with second order Unimolecular reaction with second order Unimolecular reaction with first order Bimolecular reaction with first order Bimolecular reaction with second order Unimolecular reaction with second order ANSWER DOWNLOAD EXAMIANS APP