Chemical Reaction Engineering A back mix reactor is Ideal at very low conversion Suitable for gas phase reactions Same as plug flow reactor (PFR) Same as ideal stirred tank reactor Ideal at very low conversion Suitable for gas phase reactions Same as plug flow reactor (PFR) Same as ideal stirred tank reactor ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering In a continuous flow stirred tank reactor, the composition of the exit stream Is same as that in the reactor None of these Depends upon the flow rate of inlet stream Is different than that in the reactor Is same as that in the reactor None of these Depends upon the flow rate of inlet stream Is different than that in the reactor ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering Sometimes, batch process is preferred over continuous process, when the product Both A & B Sales demand is fluctuating Quality & yield can not be achieved in continuous processes, because of long residence time Neither A nor B Both A & B Sales demand is fluctuating Quality & yield can not be achieved in continuous processes, because of long residence time Neither A nor B ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering The value of 'n' for a chemical reaction A → B, whose reaction rate is → CAn, will be __________ if the rate of the reaction increases by a factor of 8, when the concentration of is doubled. 1 2 3 1 2 3 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 Avoid recycle, when a > b Use batch reactor or plug flow reactor, when a > b Use CSTR with a high conversion, when a > b Use high pressure and eliminate inerts, when a > b Avoid recycle, when a > b Use batch reactor or plug flow reactor, when a > b ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering Considering the endotheomic dissociation of CaCO₃ in a closed vessel (CaCO₃ ⇋ CaO + CO₂), the pressure of CO₂ increases, if The temperature is increased None of these An inert gas is pumped keeping the temperature constant A catalyst is added The temperature is increased None of these An inert gas is pumped keeping the temperature constant A catalyst is added ANSWER DOWNLOAD EXAMIANS APP
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