Chemical Reaction Engineering The eddy diffusivity for a liquid in plug flow must be Between 0 and 1 0 ∞ 1 Between 0 and 1 0 ∞ 1 ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering Pick the WRONG design guideline for a reactor in which the reactions, A → R (desired) and A → S (undesired) are to take place. The ratio of the reaction rates is rR/rS = (k₁/k₂).Csub>Aa-b Use CSTR with a high conversion, when a > b Use high pressure and eliminate inerts, when a > b Use batch reactor or plug flow reactor, when a > b Avoid recycle, when a > b Use CSTR with a high conversion, when a > b Use high pressure and eliminate inerts, when a > b Use batch reactor or plug flow reactor, when a > b Avoid recycle, when a > b ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering With an increase in pressure in gaseous phase chemical reactions, the fractional conversion __________ when the number of moles decreases. Decreases Remains unaffected Unpredictable from the data Increases Decreases Remains unaffected Unpredictable from the data Increases ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering Space time in flow reactor is Both A and B A measure of its capacity Usually equal to the residence time The reciprocal of the space velocity Both A and B A measure of its capacity Usually equal to the residence time The reciprocal of the space velocity ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering In a reversible reaction, a catalyst increases the rate of forward reaction And the backward reaction equally To a greater extent than that of the backward reaction Only And decreases that of the backward reaction And the backward reaction equally To a greater extent than that of the backward reaction Only And decreases that of the backward reaction ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering The reactions of high molecularity are rare, because Of low probability of many body collisions Of very large activation energy of many bodies Of requirement of very large concentration for such reactions Many body collisions are not favoured energetically Of low probability of many body collisions Of very large activation energy of many bodies Of requirement of very large concentration for such reactions Many body collisions are not favoured energetically ANSWER DOWNLOAD EXAMIANS APP
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