Chemical Reaction Engineering For the reaction, A + B → 2B + C, rA = rB/2 rA = 2rB rA = -rB rA = rB rA = rB/2 rA = 2rB rA = -rB rA = rB ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering The rate of reaction does not decrease appreciably as the reaction proceeds in case of __________ reactions. Endothermic Autocatalytic Exothermic Autothermal Endothermic Autocatalytic Exothermic Autothermal ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering Pick the WRONG design guideline for a reactor in which the reactions, A → R (desired) and A → S (undesired) are to take place. The ratio of the reaction rates is rR/rS = (k₁/k₂).Csub>Aa-b Avoid recycle, when a > b Use high pressure and eliminate inerts, when a > b Use CSTR with a high conversion, when a > b Use batch reactor or plug flow reactor, when a > b Avoid recycle, when a > b Use high pressure and eliminate inerts, when a > b Use CSTR with a high conversion, when a > b Use batch reactor or plug flow reactor, when a > b ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering Exposure of a photographic plate to produce a latent image is an example of __________ reaction. Photochemical Both B and C Very fast Very slow Photochemical Both B and C Very fast Very slow ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering In a reversible chemical reaction having two reactants in equilibrium, if the concentration of the reactants are doubled, then the equilibrium constant will Become one fourth Be halved Also be doubled Remain the same Become one fourth Be halved Also be doubled Remain the same ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering Promoter. Atlers the position of equilibrium in a reversible reaction All of these Increases the number of active centres by increasing the unevenness of catalyst surface and by creating discontinuities in the crystals Initiates a chemical reaction and is a catalyst by itself Atlers the position of equilibrium in a reversible reaction All of these Increases the number of active centres by increasing the unevenness of catalyst surface and by creating discontinuities in the crystals Initiates a chemical reaction and is a catalyst by itself ANSWER DOWNLOAD EXAMIANS APP
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