Chemical Reaction Engineering The use of space time is preferred over the mean residence time in the design of a/an Slurry reactor Ideal tubular-flow reactor Batch reactor CSTR Slurry reactor Ideal tubular-flow reactor Batch reactor CSTR ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering The rate constant of a chemical reaction increases by increasing the Reactant's concentration Temperature Pressure None of these Reactant's concentration Temperature Pressure None of these 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 1 - (e-t/τ/T) 1 - e-t/τ E-t/τ/T E-t/τ 1 - (e-t/τ/T) 1 - e-t/τ E-t/τ/T E-t/τ ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering Pure A in gas phase enters a reactor 50% of this A is converted to B through the reaction, A 3B. Mole fraction of A in the exit stream is 43834 43833 43835 43832 43834 43833 43835 43832 ANSWER DOWNLOAD EXAMIANS APP
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 Low CA, high CB High CA, low CB High CA, high CB Low CA, low CB Low CA, high CB High CA, low CB High CA, high CB Low CA, low CB 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. Film diffusion Chemical reaction Diffusion through ash layer Either A, B or C Film diffusion Chemical reaction Diffusion through ash layer Either A, B or C ANSWER DOWNLOAD EXAMIANS APP