Chemical Reaction Engineering A catalyst in a chemical reaction Decreases the activation energy Increases the frequency of collisions of reacting species Alters the reaction mechanism All of these Decreases the activation energy Increases the frequency of collisions of reacting species Alters the reaction mechanism All of these ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering The use of space time is preferred over the mean residence time in the design of a/an Batch reactor Slurry reactor Ideal tubular-flow reactor CSTR Batch reactor Slurry reactor Ideal tubular-flow reactor CSTR ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering A space velocity of 5 hr⁻¹ means that After every 5 hours, reactor is being filled with the feed Cent per cent conversion can be achieved in at least 5 hours Five reactor volumes of feed (at specified conditions) are being fed into the reactor per hour A fixed conversion of a given batch of feed takes 5 hours After every 5 hours, reactor is being filled with the feed Cent per cent conversion can be achieved in at least 5 hours Five reactor volumes of feed (at specified conditions) are being fed into the reactor per hour A fixed conversion of a given batch of feed takes 5 hours ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering For reaction, P + 2 → 3R, molar rate of consumption of P is Half of that of Q Double of that of Q Same as that of Q 2/3rd of that of Q Half of that of Q Double of that of Q Same as that of Q 2/3rd of that of Q ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering In an ideal tubular-flow reactor All of these There is a uniform velocity across the radius There is no mixing in longitudinal direction Mixing takes place in radial direction All of these There is a uniform velocity across the radius There is no mixing in longitudinal direction Mixing takes place in radial direction ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering Velocity of a chemical reaction Decreases with increase in temperature None of these Decreases with increase of reactant concentration Increases with increase of pressure of reactants for all reactions Decreases with increase in temperature None of these Decreases with increase of reactant concentration Increases with increase of pressure of reactants for all reactions ANSWER DOWNLOAD EXAMIANS APP