Chemical Reaction Engineering Rate constant 'k' and absolute temperature 'T' are related by collision theory (for bimolecular) as k ∝ T1.5 k ∝ √T k ∝ exp(-E/RT) k ∝ T k ∝ T1.5 k ∝ √T k ∝ exp(-E/RT) k ∝ T ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering A catalyst in a chemical reaction __________ free energy change in the reaction. Either A or B; depends on the type of catalyst Increases Neither A nor B Decreases Either A or B; depends on the type of catalyst Increases Neither A nor B Decreases ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering According to the 'law of mass action', the rate of reaction is directly proportional to the Volume of the reaction vessel Equilibrium constant Nature of the reactants Molar concentration of the reactants Volume of the reaction vessel Equilibrium constant Nature of the reactants Molar concentration of the reactants ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering The equilibrium constant of a catalytic chemical reaction __________ due to the presence of a catalyst. Increases Unpredictable from the data Decreases Remains unaffected Increases Unpredictable from the data Decreases Remains unaffected ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering A first order reaction A → B occurs in an isothermal porous catalyst pellet of spherical shape. If the concentration of A at the centre of the pellet is much less than at the external surface, the process is limited by External mass transfer Reaction Diffusion within the pellet None of these External mass transfer Reaction Diffusion within the pellet None of these ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering If the time required to change the concentration of reactant to half its original value is independent of the initial concentration, the order of reaction is Three One Zero Two Three One Zero Two ANSWER DOWNLOAD EXAMIANS APP
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