Chemical Reaction Engineering In an ideal mixed reactor (at steady state), the Space time is equivalent to holding time for constant density systems All of these Composition throughout the reactor remains same Exit stream has the same composition as the fluid within the reactor Space time is equivalent to holding time for constant density systems All of these Composition throughout the reactor remains same Exit stream has the same composition as the fluid within the reactor ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering Rate of a chemical reaction is not affected by the Reactant's concentration Number of molecules of reactants taking part in the reaction Temperature Catalyst Reactant's concentration Number of molecules of reactants taking part in the reaction Temperature Catalyst ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering The unit of frequency factor in Arhenious equation is Same as that of rate constant None of these Dimensionless Same as that of activation energy Same as that of rate constant None of these Dimensionless Same as that of activation energy ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering What is the unit of the rate constant in a chemical reaction in which 10% of the reactant decomposes in one hour, 20% in two hours, 30% in three hours and so on? Litre/mole Litre/mole.second Moles/litre.second Litre/second Litre/mole Litre/mole.second Moles/litre.second Litre/second ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering Brunaur, Emmet and Teller (BET) equation is used to determine the specific surface area of a porous particle but not the pore volume & the porosity of the catalyst bed. Which of the following postulates is not used to derive BET equation? There is no dynamic equilibrium between successive layer Langmuir None of these The adsorbed layer may be polymolecular in thickness and the heat of adsorption in each layer (except the first one) is involved in each of the evaporation process There is no dynamic equilibrium between successive layer Langmuir None of these The adsorbed layer may be polymolecular in thickness and the heat of adsorption in each layer (except the first one) is involved in each of the evaporation process ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering The fractional volume change between no conversion and complete conversion, for the isothermal gas phase reaction, 2A → R, is 0.5 1.5 -0.5 1 0.5 1.5 -0.5 1 ANSWER DOWNLOAD EXAMIANS APP
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