Chemical Reaction Engineering The rate constant of a chemical reaction increases by 100 times when the temperature is increased from 400 °K to 500 °K. Assuming transition state theory is valid, the value of E/R is 8621°K 8987°K 9210°K 8764°K 8621°K 8987°K 9210°K 8764°K ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering The residence time distribution of an ideal CSTR is 1/τ exp (-t/τ) 1/τ (-t/τ) Exp(-t/τ) Τ exp (-t/τ) 1/τ exp (-t/τ) 1/τ (-t/τ) Exp(-t/τ) Τ exp (-t/τ) ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering A space time of 3 hours for a flow reactor means that Three reactor volumes of feed can be processed every hour The time required to process one reactor volume of feed (measured at specified conditions) is 3 hours Conversion is cent per cent after three hours It takes three hours to dump the entire volume of the reactor with feed Three reactor volumes of feed can be processed every hour The time required to process one reactor volume of feed (measured at specified conditions) is 3 hours Conversion is cent per cent after three hours It takes three hours to dump the entire volume of the reactor with feed ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering In case of calcination of limestone, CaCO₃ CaO + CO₂, the addition of more of CaO will result in __________ in the concentration of CO₂. Increase Decrease No change Unpredictable from the data Increase Decrease No change Unpredictable from the data ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering Design of heterogeous catalytic reactor involves consideration of __________ steps. Both A & B Only physical Neither A nor B Only chemical Both A & B Only physical Neither A nor B Only chemical ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering Rate determining step in a reaction consisting of a number of steps in series is the __________ step. Slowest Fastest Intermediate Data insufficient; can't be predicted Slowest Fastest Intermediate Data insufficient; can't be predicted ANSWER DOWNLOAD EXAMIANS APP
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