Chemical Reaction Engineering The equilibrium constant of chemical reaction __________ in the presence of catalyst. Increases Decreases Can either increase or decrease (depends on the type of catalyst) Remains unaffected Increases Decreases Can either increase or decrease (depends on the type of catalyst) Remains unaffected ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering If CA is the quantity of reactants initially present, the quantity left after 'n' half periods will be equal to (CA)1/n (CA)1/2n (CA)n (1/2)n.CA (CA)1/n (CA)1/2n (CA)n (1/2)n.CA ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering For identical flow rate, feed composition and for elementary first order reactions, 'N' equal sized mixed reactors in series with a total volume 'V' gives the same conversion as a single plug flow reactor of volume 'V' for constant density systems. This is true, when the value of 'N' is >1 1 ∞ ≥1 >1 1 ∞ ≥1 ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering The residence time distribution of an ideal CSTR is Exp(-t/τ) 1/τ (-t/τ) Τ exp (-t/τ) 1/τ exp (-t/τ) Exp(-t/τ) 1/τ (-t/τ) Τ exp (-t/τ) 1/τ exp (-t/τ) ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering B.E.T. method of finding out surface area of a catalyst, uses the extension of __________ isotherm. Langmuir Freundlich None of these Tempkin Langmuir Freundlich None of these Tempkin ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering For an isothermal second order aqueous phase reaction, A → B, the ratio of the time required for 90% conversion to the time required for 45% conversion is 22 4 11 2 22 4 11 2 ANSWER DOWNLOAD EXAMIANS APP