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Chemical Reaction Engineering

Chemical Reaction Engineering
Reactions with high activation energy are

Very temperature sensitive
Temperature insensitive
Always irreversible
Always reversible

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Chemical Reaction Engineering
Enzymes (a protein) are catalysts found in organisms. Its efficiency of catalysing a reaction is due to its capacity to lower the activation energy of the reaction. The enzyme ptyalin used for food digestion is present in

Gland
Saliva
Blood
Intestine

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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.

43838
8
16
43846

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Chemical Reaction Engineering
The fractional volume change between no conversion and complete conversion, for the isothermal gas phase reaction, 2A → R, is

1.5
-0.5
1
0.5

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Chemical Reaction Engineering
Chemical reaction rate of a component depends upon the

Pressure of the system
Temperature of the system
All of these
Composition of the component only

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Chemical Reaction Engineering
Which of the following is not a unit of reaction rate?

Moles formed/volume of reactor) (time)
None of these
Moles for med/(surface of catalyst) (time)
Mole formed/volume of catalyst) (time)

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