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Chemical Reaction Engineering

Chemical Reaction Engineering
The reaction A → B is conducted in an isothermal batch reactor. If the conversion of A increases linearly with holding time, then the order of the reaction is

1
2
0
1.5

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Chemical Reaction Engineering
The catalytic activity of enzymes is due to their capacity to lower the __________ energy.

Kinetic
Activation
None of these
Potential

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Chemical Reaction Engineering
What is the dispersion number for a CSTR?

∞
1
0
< 1

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Chemical Reaction Engineering
Photochemical reaction rate does not depend significantly on temperature, because

It is a reversible reaction
The energy of reacting molecules exceeds the activation energy by absorption of light
None of these
It is an exothermic reaction

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Chemical Reaction Engineering
In a CSTR __________ varies with time.

Reaction rate
Neither A nor B
Both A & B
Concentration

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Chemical Reaction Engineering
For the gaseous reaction 2A → B, where the feed consists of 50 mole % A and 50 mole % inerts, the expansion factor is

-0.25
-0.5
1

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