Chemical Reaction Engineering In a semi-batch reactor Velocity of reaction can be controlled Residence time is constant Both the reactants flow counter-currently Maximum conversion can be controlled Velocity of reaction can be controlled Residence time is constant Both the reactants flow counter-currently Maximum conversion can be controlled ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering N' plug flow reactors in series with a total volume 'V' gives the same conversion as a single plug flow reactor of volume 'V' for __________ order reactions. Third First Any Second Third First Any Second ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering What is the dispersion number for a CSTR? 1 ∞ < 1 0 1 ∞ < 1 0 ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering Oil is hydrogenated using nickel catalyst in a __________ reactor. Fixed bed Batch Slurry Fluidised bed Fixed bed Batch Slurry Fluidised bed ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering For nearly isothermal operation involving large reaction time in a liquid-phase reaction, the most suitable reactor is a __________ reactor. Stirred tank Tubular flow Fixed bed Batch Stirred tank Tubular flow Fixed bed Batch 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 high pressure and eliminate inerts, when a > b Avoid recycle, when a > b Use CSTR with a high conversion, when a > b Use batch reactor or plug flow reactor, when a > b Use high pressure and eliminate inerts, when a > b Avoid recycle, when a > b Use CSTR with a high conversion, when a > b Use batch reactor or plug flow reactor, when a > b ANSWER DOWNLOAD EXAMIANS APP
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