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Chemical Reaction Engineering

Chemical Reaction Engineering
For a __________ order reaction, the units of rate constant and rate of reaction are the same.

Fractional
Zero
First
Second

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Chemical Reaction Engineering
For a first order chemical reaction, the rate constant

Is not a function of the unit of time
None ofthese
Changes on changing the concentration units
Has unit of time⁻¹

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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

1
-0.5
-0.25

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Chemical Reaction Engineering
Variables affecting the rate of homogeneous reactions are

Pressure, temperature and composition
Temperature and composition only
Pressure and temperature only
Pressure and composition only

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Chemical Reaction Engineering
For a first order chemical reaction in a porous catalyst, the Thiele modulus is 10. The effectiveness factor is approximately equal to

0.1
0.5
1

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Chemical Reaction Engineering
In flow reactors, the performance equations interrelate the rate of reaction to the

Extent of reaction
Reactor volume
All of these
Feed rate

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