Chemical Reaction Engineering B.E.T. method can be used to determine the __________ of a porous catalyst. Pore volume Surface area All of these Solid density Pore volume Surface area All of these Solid density ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering Time required for 50% decomposition of a liquid in an isothermal batch reactor following first order kinetics is 2 minutes. The time required for 75% decomposition will be about __________ minutes. 8 6 3 4 8 6 3 4 ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering In case of calcination of limestone, CaCO₃ CaO + CO₂, the addition of more of CaO will result in __________ in the concentration of CO₂. Decrease Unpredictable from the data Increase No change Decrease Unpredictable from the data Increase No change ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering For the reaction, A + B → 2B + C, rA = 2rB rA = rB rA = rB/2 rA = -rB rA = 2rB rA = rB rA = rB/2 rA = -rB ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering Which of the following is the most suitable for isothermal operation? Batch reactor Fixed bed reactor Back-mix reactor Plug-flow reactor Batch reactor Fixed bed reactor Back-mix reactor Plug-flow reactor ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering The rate of the heterogenous catalytic reaction A(g) + B(g) ? C(g) is given by -rA = k.KA.pA.PB/(1 + KA.PA + Kc.pc), where KA and Kc are the adsorption equilibrium constants. The rate controlling step for this reaction isA. absorption of A. Absorption of A Surface reaction between absorbed A and absorbed B Surface reaction between A in the gas phase and absorbed B Surface reaction between absorbed A and B in the gas phase Absorption of A Surface reaction between absorbed A and absorbed B Surface reaction between A in the gas phase and absorbed B Surface reaction between absorbed A and B in the gas phase ANSWER DOWNLOAD EXAMIANS APP
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