Chemical Reaction Engineering For a zero order reaction, the concentration of product increases with the Total pressure Increase in initial concentration Increase of reaction time Decrease in total pressure Total pressure Increase in initial concentration Increase of reaction time Decrease in total pressure ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering A batch reactor is Suitable for gas-phase reactions on commercial scale Suitable for liquid phase reactions involving small production rate Least expensive to operate for a given rate Most suitable for very large production rate Suitable for gas-phase reactions on commercial scale Suitable for liquid phase reactions involving small production rate Least expensive to operate for a given rate Most suitable for very large production rate 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. 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 Absorption of A Surface reaction between absorbed A and absorbed B Surface reaction between A in the gas phase and absorbed B ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering The optimum performance for reactors operating in parallel is obtained when the feed stream is distributed in such a way, that the Space time for each parallel line is same None of these Space time for parallel lines is different Larger reactors have more space time compared to smaller ones Space time for each parallel line is same None of these Space time for parallel lines is different Larger reactors have more space time compared to smaller ones ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering Half life period of a chemical reaction is proportional to CA0-1 , if the reaction is of __________ order. Third Zero First Second Third Zero First Second ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering BET apparatus None of these Measures the catalyst surface area directly Is made entirely of stainless steel Operates at very high pressure None of these Measures the catalyst surface area directly Is made entirely of stainless steel Operates at very high pressure ANSWER DOWNLOAD EXAMIANS APP
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