For a gaseous phase reaction, rate of reaction is equal to K. CA . CB. If the volume of the reactor is suddenly reduced to l/4th of its initial volume, then the rate of reaction compared to the original rate will be __________ times.

Chemical Reaction Engineering
For a gaseous phase reaction, rate of reaction is equal to K. CA . CB. If the volume of the reactor is suddenly reduced to l/4th of its initial volume, then the rate of reaction compared to the original rate will be __________ times.

16

43846

43838

8

16

43846

43838

8

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Chemical Reaction Engineering
When a catalyst increases the rate of chemical reaction, the rate constant

Increases

Becomes infinite

Remains constant

Decreases

Increases

Becomes infinite

Remains constant

Decreases

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Chemical Reaction Engineering
For the non catalytic reaction of particles with surrounding fluid, the same needed to achive the same fractional conversion for particles of different unchanging sizes is proportional to the particle diameter, when the __________ is the controlling resistance.

Chemical reaction

Either A, B or C

Film diffusion

Diffusion through ash layer

Chemical reaction

Either A, B or C

Film diffusion

Diffusion through ash layer

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Chemical Reaction Engineering
Which of the following is the optimum operating condition for an exothermic reversible reaction taking place in a plug-flow reactor?

None of these

Very high temperature should be used throughout the reaction

Temperature should be high in the beginning and decreased towards the end of the reaction

Very low temperature should be used throughout the reaction

None of these

Very high temperature should be used throughout the reaction

Temperature should be high in the beginning and decreased towards the end of the reaction

Very low temperature should be used throughout the reaction

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Chemical Reaction Engineering
Chemical kinetics can predict the __________ of a chemical reaction.

Neither A nor B

Feasibility

Rate

Both A & B

Neither A nor B

Feasibility

Rate

Both A & B

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Chemical Reaction Engineering
A plug-flow reactor is characterised by

Presence of lateral mixing

Constant composition and temperature of reaction mixture

High capacity

Presence of axial mixing

Presence of lateral mixing

Constant composition and temperature of reaction mixture

High capacity

Presence of axial mixing

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Chemical Reaction Engineering

Chemical Reaction Engineering For a gaseous phase reaction, rate of reaction is equal to K. CA . CB. If the volume of the reactor is suddenly reduced to l/4th of its initial volume, then the rate of reaction compared to the original rate will be __________ times.

Chemical Reaction Engineering When a catalyst increases the rate of chemical reaction, the rate constant

Chemical Reaction Engineering For the non catalytic reaction of particles with surrounding fluid, the same needed to achive the same fractional conversion for particles of different unchanging sizes is proportional to the particle diameter, when the __________ is the controlling resistance.

Chemical Reaction Engineering Which of the following is the optimum operating condition for an exothermic reversible reaction taking place in a plug-flow reactor?

Chemical Reaction Engineering Chemical kinetics can predict the __________ of a chemical reaction.

Chemical Reaction Engineering A plug-flow reactor is characterised by

Chemical Reaction Engineering
For a gaseous phase reaction, rate of reaction is equal to K. CA . CB. If the volume of the reactor is suddenly reduced to l/4th of its initial volume, then the rate of reaction compared to the original rate will be __________ times.

Chemical Reaction Engineering
When a catalyst increases the rate of chemical reaction, the rate constant

Chemical Reaction Engineering
For the non catalytic reaction of particles with surrounding fluid, the same needed to achive the same fractional conversion for particles of different unchanging sizes is proportional to the particle diameter, when the __________ is the controlling resistance.

Chemical Reaction Engineering
Which of the following is the optimum operating condition for an exothermic reversible reaction taking place in a plug-flow reactor?

Chemical Reaction Engineering
Chemical kinetics can predict the __________ of a chemical reaction.

Chemical Reaction Engineering
A plug-flow reactor is characterised by