Chemical Reaction Engineering Velocity of a chemical reaction Decreases with increase in temperature Decreases with increase of reactant concentration None of these Increases with increase of pressure of reactants for all reactions Decreases with increase in temperature Decreases with increase of reactant concentration None of these Increases with increase of pressure of reactants for all reactions ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering A high space velocity means that a given Both A and B Conversion can be obtained with a high feed rate None of these Reaction can be accomplished with small reactor Both A and B Conversion can be obtained with a high feed rate None of these Reaction can be accomplished with small reactor ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering Carbon particles accummulated on the catalyst used in the gas oil cracking lies in the category of __________ poison. Selectivity Stability Deposited Chemisorbed Selectivity Stability Deposited Chemisorbed ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering In a/an __________ reactor, there is exchange of heat with the surroundings with sizeable temperature variation. Non-adiabatic Adiabatic None of these Isothermal Non-adiabatic Adiabatic None of these Isothermal ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering An isothermal aqueous phase reversible reaction, P ⇋ R, is to be carried out in a mixed flow reactor. The reaction rate in k.mole/m³ .h is given by, r = 0.5CP - 0.125CR. A stream containing only P enters the 0.80 2.67 1.60 1.33 0.80 2.67 1.60 1.33 ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering A pulse tracer is introduced in an ideal CSTR (with a mean residence time ι) at time, t = 0. The time taken for the exit concentration of the tracer to reach half of its initial value will be 0.693τ τ/0.693 0.5τ 2τ 0.693τ τ/0.693 0.5τ 2τ ANSWER DOWNLOAD EXAMIANS APP
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