Chemical Reaction Engineering A catalyst in a chemical reaction Increases the frequency of collisions of reacting species Decreases the activation energy Alters the reaction mechanism All of these Increases the frequency of collisions of reacting species Decreases the activation energy Alters the reaction mechanism All of these ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering Fractional conversion __________ with increase in pressure for ammonia synthesis reaction i.e., N₂ + 3H₂ ⇋ 2NH₃. Decreases Unpredictable from the data Remains unchanged Increases Decreases Unpredictable from the data Remains unchanged Increases 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 1.5 1 -0.5 0.5 1.5 1 -0.5 0.5 ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering The response curve for a step input signal from a reactor is called C-curve. The variance of C-curve in a 'tanks in series model' comprising of 'm' tanks is equal to m 1/m m² √m m 1/m m² √m ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering With increase in the space time of an irreversible isothermal reaction being carried out in a P.F. reactor, the conversion will Increase Data in insufficient; can't be predicted Remain same Decrease Increase Data in insufficient; can't be predicted Remain same Decrease ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering Half-life period for a first order reaction is __________ the initial concentration of the reactant. Inversely proportional to Directly proportional to Independent of None of these Inversely proportional to Directly proportional to Independent of None of these ANSWER DOWNLOAD EXAMIANS APP
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