Chemical Reaction Engineering Holding time for flow reactors is __________ the space time, for constant fluid density Double Triple Equal to None of these Double Triple Equal to None of these ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering The gas phase reaction 2A ⇋ B is carried out in an isothermal plug flow reactor. The feed consists of 80 mole % A and 20 mole % inerts. If the conversion of A at the reactor exit is 50%, then CA/CA0 at the outlet of the reactor is 43898 43833 43864 43959 43898 43833 43864 43959 ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering A first order reaction requires two equal sized CSTR. The conversion is More when they are connected in parallel Less when they are connected in series Same whether they are connected in series or in parallel More when they are connected in series More when they are connected in parallel Less when they are connected in series Same whether they are connected in series or in parallel More when they are connected in series ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering Half life period of a chemical reaction is Half of the space time of a reaction None of these The time required to reduce the concentration of the reacting substance to half its initial value Half of the residence time of a reaction Half of the space time of a reaction None of these The time required to reduce the concentration of the reacting substance to half its initial value Half of the residence time of a reaction ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering The eddy diffusivity for a liquid in plug flow must be Between 0 and 1 ∞ 0 1 Between 0 and 1 ∞ 0 1 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 A in the gas phase and absorbed B Absorption of A Surface reaction between absorbed A and B in the gas phase Surface reaction between absorbed A and absorbed B Surface reaction between A in the gas phase and absorbed B Absorption of A Surface reaction between absorbed A and B in the gas phase Surface reaction between absorbed A and absorbed B ANSWER DOWNLOAD EXAMIANS APP