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Chemical Reaction Engineering

Chemical Reaction Engineering
In which of the following gaseous phase reactions, the equilibrium of the reaction remains unaffacted by pressure changes ?

2NO? ? N?O?
2SO? + O? ? 2SO?
2O? ? 3O?
N? + O? ? 2NO

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Chemical Reaction Engineering
The equilibrium constant of chemical reaction __________ in the presence of catalyst.

Decreases
Remains unaffected
Can either increase or decrease (depends on the type of catalyst)
Increases

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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

2.67
1.33
0.80
1.60

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Chemical Reaction Engineering
In a continuous flow stirred tank reactor, the composition of the exit stream

Depends upon the flow rate of inlet stream
None of these
Is different than that in the reactor
Is same as that in the reactor

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Chemical Reaction Engineering
In case of a __________ reactor, the composition in the reactor and at the exit of the reactor is the same.

Back-mix
Tubular
Batch
Semi-batch

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Chemical Reaction Engineering
Which one is the rate controlling step in a solid-gas non-catalytic reaction occurring at very high temperature?

Film diffusion
Ash layer diffusion
Chemical reaction
Pore diffusion

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