Chemical Reaction Engineering The rate of reaction does not decrease appreciably as the reaction proceeds in case of __________ reactions. Endothermic Autocatalytic Autothermal Exothermic Endothermic Autocatalytic Autothermal Exothermic ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering A catalyst loses its activity due to Agglomeration of metal particles caused by thermal sintering of the solid surface All of these Loss in surface area of the active component Covering of the catalytic active sites by a foregin substance Agglomeration of metal particles caused by thermal sintering of the solid surface All of these Loss in surface area of the active component Covering of the catalytic active sites by a foregin substance ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering For identical flow rate and feed composition, X plug flow reactors (PER) in series with a total volume V gives the same conversion as single CSTR of volume V PFR of volume V PFR of volume V/X CSTR of volume V/X CSTR of volume V PFR of volume V PFR of volume V/X CSTR of volume V/X ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering The rate of a gas phase reaction is given by K . CA . CB. If the volume of the reaction vessel is reduced to l/4th of its initial volume, then the reaction rate compared to the original rate will be __________ times. 8 4 16 2 8 4 16 2 ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering Enzymes are destroyed, when the Reaction rate is independent of the reactant's concentration Temperature is very high Reactant's concentration is very low Reactant's concentration is very high Reaction rate is independent of the reactant's concentration Temperature is very high Reactant's concentration is very low Reactant's concentration is very high ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering The ratio of volume of mixed reactor to the volume of P.F.R. (for identical flow rate, feed composition and conversion) for zero order reaction is > 1 1 ∞ > 1 1 ∞ ANSWER DOWNLOAD EXAMIANS APP
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