Chemical Reaction Engineering Catalyst is a substance, which __________ chemical reaction. Decreases the speed of a Increases the speed of a Alters the value of equilibrium constant in a reversible Can either increase or decrease the speed of a Decreases the speed of a Increases the speed of a Alters the value of equilibrium constant in a reversible Can either increase or decrease the speed of a ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering A rise in temperature Does not affect photo-chemical reaction rates Normally tends to increase the reaction rate Does not affect a catalysed reaction All of these Does not affect photo-chemical reaction rates Normally tends to increase the reaction rate Does not affect a catalysed reaction All of these 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 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 Three reactor volumes of feed can be processed every hour Conversion is cent per cent after three hours 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 Three reactor volumes of feed can be processed every hour ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering The most unsuitable reactor for carrying out reactions in which high reactant concentration favours high yields is PFR in series Backmix reactor Plug flow reactor Series of CSTR PFR in series Backmix reactor Plug flow reactor Series of CSTR ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering For a mixed flow reactor operating at steady state, the rate of reaction is given by FA0/V . Xsub>A - dCsub>A/dt FA0/V + dCsub>A/dt FA0/V - dCsub>A/dt FA0/V . Xsub>A - dCsub>A/dt FA0/V + dCsub>A/dt FA0/V - dCsub>A/dt ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering Most important characteristics of gas-liquid reactors are the Specific inter-facial area Liquid hold-up Both A and B None of these Specific inter-facial area Liquid hold-up Both A and B None of these ANSWER DOWNLOAD EXAMIANS APP
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