Chemical Reaction Engineering In a CSTR __________ varies with time. Concentration Reaction rate Neither A nor B Both A & B Concentration Reaction rate Neither A nor B Both A & B ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering Brunaur, Emmet and Teller (BET) equation is used to determine the specific surface area of a porous particle but not the pore volume & the porosity of the catalyst bed. Which of the following postulates is not used to derive BET equation? There is no dynamic equilibrium between successive layer The adsorbed layer may be polymolecular in thickness and the heat of adsorption in each layer (except the first one) is involved in each of the evaporation process None of these Langmuir There is no dynamic equilibrium between successive layer The adsorbed layer may be polymolecular in thickness and the heat of adsorption in each layer (except the first one) is involved in each of the evaporation process None of these Langmuir ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering Reaction of benzene with chlorine gas to produce tri-chlorobenzene exemplifies a/an __________ reaction. Elementary None of these Consecutive Parallel Elementary None of these Consecutive Parallel ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering When the reaction is dominated by in-traparticle diffusion, the apparent order of reaction (nD) as measured is related to the true order (n) as ND = n/2 ND = (n + 1)/2 None of these ND = n + 1 ND = n/2 ND = (n + 1)/2 None of these ND = n + 1 ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering Catalyst is a substance, which __________ chemical reaction. Can either increase or decrease the speed of a Increases the speed of a Decreases the speed of a Alters the value of equilibrium constant in a reversible Can either increase or decrease the speed of a Increases the speed of a Decreases the speed of a Alters the value of equilibrium constant in a reversible ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering The use of space time is preferred over the mean residence time in the design of a/an CSTR Batch reactor Slurry reactor Ideal tubular-flow reactor CSTR Batch reactor Slurry reactor Ideal tubular-flow reactor ANSWER DOWNLOAD EXAMIANS APP
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