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Chemical Reaction Engineering

Chemical Reaction Engineering
The rate of a chemical reaction is almost doubled for every 10°C rise in temperature. The rate will increase __________ times, if the temperature rises form 10 to 100°C.

256
112
512
612

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

Kinetic
Potential
Activation
None of these

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Chemical Reaction Engineering
The catalytic converter for conversion of SO₂ to SO₃ by contact process should have a feed with SO₂ content between

7-10%
12-15%
2-5%
20-25%

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Chemical Reaction Engineering
Differential method for analysing the kinetic data is used

When rate expressions are very simple
For testing complicated mechanisms
None of these
When the data are scattered

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Chemical Reaction Engineering
In a first order reaction, the time required to reduce the concentration of reactant from 1 mole/litre to 0.5 mole/litre will be __________ that required to reduce it from 10 moles/litre to 5 moles/litre in the same volume.

Same as
Less than
Data insufficient; can't be predicted
More than

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Chemical Reaction Engineering
An imbalanced chemical reaction equation is against the law of

Constant proportion
None of these
Conservation of mass
Multiple proportion

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