Chemical Reaction Engineering Considering the endotheomic dissociation of CaCO₃ in a closed vessel (CaCO₃ ⇋ CaO + CO₂), the pressure of CO₂ increases, if An inert gas is pumped keeping the temperature constant The temperature is increased A catalyst is added None of these An inert gas is pumped keeping the temperature constant The temperature is increased A catalyst is added None of these ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering Batch process is preferred over continuous process, when the Product yields and quality can not be achieved in continuous process, because of long residence time Same equipment can not be used for several processes of the same nature All of these Sales demand of product is not steady Product yields and quality can not be achieved in continuous process, because of long residence time Same equipment can not be used for several processes of the same nature All of these Sales demand of product is not steady ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering The exit age distribution curve E(t) for an ideal CSTR with the average residence time, τ, is given by E-t/τ/T 1 - (e-t/τ/T) E-t/τ 1 - e-t/τ E-t/τ/T 1 - (e-t/τ/T) E-t/τ 1 - e-t/τ ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering __________ is the controlling step in a highly temperature sensitive fluid-solid non-catalytic reaction. Gas film diffusion Chemical reaction None of these Ash diffusion Gas film diffusion Chemical reaction None of these Ash diffusion 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 (1/2)n.CA (CA)1/2n (CA)n (CA)1/n (1/2)n.CA (CA)1/2n (CA)n ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering If the time required for half change is inversely proportional to the square of initial concentration and the velocity depends on the units in which the concentration term is expressed, then the order of reaction is 1 3 0 2 1 3 0 2 ANSWER DOWNLOAD EXAMIANS APP
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