Chemical Reaction Engineering The time needed to achieve the same fractional conversion for particles of different sizes (d) when chemical reaction controls, is proportional to D2 D1.5 √d D D2 D1.5 √d D ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering From collison theory, the reaction rate constant is proportional to Exp(- E/2RT) √T Tm.exp(- E/RT) Exp(- E/RT) Exp(- E/2RT) √T Tm.exp(- E/RT) Exp(- E/RT) ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering The size of plug flow reactor (PFR) for all positive reaction orders and for any given duty, is __________ that of mixed reactor. Unpredictable from the data Greater than Equal to Smaller than Unpredictable from the data Greater than Equal to Smaller than ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering The fractional volume change of the system for the isothermal gas phase reaction, A 3B , between no conversion and complete conversion is 0.5 1 2 3 0.5 1 2 3 ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering Rate determining step in a reaction consisting of a number of steps in series is the __________ step. Intermediate Fastest Slowest Data insufficient; can't be predicted Intermediate Fastest Slowest Data insufficient; can't be predicted ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering Promoter. All of these Atlers the position of equilibrium in a reversible reaction 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 All of these Atlers the position of equilibrium in a reversible reaction 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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