Chemical Reaction Engineering A space time of 3 hours for a flow reactor means that 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 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 ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering In a/an __________ vessel, the fluid enters and leaves following plug flow. Open-closed Open Close-opened Closed Open-closed Open Close-opened Closed ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering For the non-catalytic reaction of particles with surrounding fluid, the time needed to achieve the same fractional conversion for particles of different but unchanging sizes is proportional to the square of particle diameter, when the __________ is the controlling resistance. Diffusion through ash layer Film diffusion Either A, B or C Chemical reaction Diffusion through ash layer Film diffusion Either A, B or C Chemical reaction ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering Exothermic reactions are best carried out in CSTR in series CSTR followed by a plug flow reactor A plug flow reactor followed by CSTR A CSTR CSTR in series CSTR followed by a plug flow reactor A plug flow reactor followed by CSTR A CSTR ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering For a __________ order reaction, the units of rate constant and rate of reaction are the same. First Second Zero Fractional First Second Zero Fractional ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering With increase in temperature, the equilibrium conversion of a reversible exothermic reaction Decreases Remains unaffected Decreases linearily with temperature Increases Decreases Remains unaffected Decreases linearily with temperature Increases ANSWER DOWNLOAD EXAMIANS APP