Chemical Reaction Engineering To maximise the formation of R in the simultaneous reactionA + B → R , rR = 2CA0.5.CB2 A + B → S , rS = 1.5 CA . CB We should have High CA, low CB Low CA, low CB High CA, high CB Low CA, high CB High CA, low CB Low CA, low CB High CA, high CB Low CA, high CB ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering The exit age distribution curve E(t) for an ideal CSTR with the average residence time, τ, is given by E-t/τ E-t/τ/T 1 - (e-t/τ/T) 1 - e-t/τ E-t/τ E-t/τ/T 1 - (e-t/τ/T) 1 - e-t/τ ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering Consider the 'n' th order irreversible liquid phase reaction A → B. Which one of the following plots involving half life of the reaction (t1/2) and the initial reactant concentration (CA0) gives a straight line plot? Ln CA0 Vs t1/2 CA0 Vs t1/2 Ln CA0 Vs ln t1/2 CA0 Vs ln t1/2 Ln CA0 Vs t1/2 CA0 Vs t1/2 Ln CA0 Vs ln t1/2 CA0 Vs ln t1/2 ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering For the same residence time, which one will give the maximum conversion? Single stirred tank (v = 5 litres) Single tubular flow reactor (v = 5 litres) Stirred tank followed by tubular flow reactor (each of 2.5 litres) Two stirred tank (each of 2.5 litres) in series Single stirred tank (v = 5 litres) Single tubular flow reactor (v = 5 litres) Stirred tank followed by tubular flow reactor (each of 2.5 litres) Two stirred tank (each of 2.5 litres) in series ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering The performance equations for constant density systems are identical for P.F.R. and backmix reactor P.F.R. and batch reactor P.F.R, batch reactor and backmix reactor Batch reactor and backmix reactor P.F.R. and backmix reactor P.F.R. and batch reactor P.F.R, batch reactor and backmix reactor Batch reactor and backmix reactor ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering For a solid catalysed chemical reaction, the effectiveness of solid catalyst depends upon the __________ adsorption. Both A and B Chemical Physical Neither A nor B Both A and B Chemical Physical Neither A nor B ANSWER DOWNLOAD EXAMIANS APP
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