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 An inert gas is pumped keeping the temperature constant None of these A catalyst is added The temperature is increased An inert gas is pumped keeping the temperature constant None of these A catalyst is added ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering The half life period of a first order reaction is given by (where, K = rate constant. ) 0.693/K 1.5 K 6.93 K 2.5 K 0.693/K 1.5 K 6.93 K 2.5 K ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering Which of the following is the most suitable for isothermal operation? Batch reactor Plug-flow reactor Fixed bed reactor Back-mix reactor Batch reactor Plug-flow reactor Fixed bed reactor Back-mix reactor ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering For a homogeneous reaction of nth order, the dimension of the rate constant is given by (concentration)n - 1/(time) None of these (concentration)1 - n/(time) L/(time)n (concentration)n - 1/(time) None of these (concentration)1 - n/(time) L/(time)n ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering In the hydrodealkylation of toluene to benzene, the following reactions occur:C₇H₈ + H₂ → C₆H₆ + CH₄2C₆H₆ ⇋ C₁₂H₁₀ + H₂Toluene and hydrogen are fed to a reactor in a molar ratio 1:5.80% of the toluene gets converted and the selectivity of benzene(defined as moles of benzene formed/moles of toluene converted) is 90%. The fractional conversion of hydrogen is 0.136 0.16 0.144 0.152 0.136 0.16 0.144 0.152 ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering The rate of a gas phase reaction is given by K . CA . CB. If the volume of the reaction vessel is reduced to l/4th of its initial volume, then the reaction rate compared to the original rate will be __________ times. 8 2 16 4 8 2 16 4 ANSWER DOWNLOAD EXAMIANS APP
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