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CHEMICAL REACTION ENGINEERING

Chemical Reaction Engineering
Arhenious equation shows the variation of __________ with temperature.

Frequency factor
Reaction rate
Energy of activation
Rate constant

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

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

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Chemical Reaction Engineering
Which of the following is a characteristic of an ideal plug flow reactor?

Flat velocity profile
Uniform mixing
Axial dispersion
None of these

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Chemical Reaction Engineering
What is the order of a chemical reaction in which doubling the initial concentration of the reactants doubles the half life time of the reaction?

Zero
2
3
1

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Chemical Reaction Engineering
A pulse tracer is introduced in an ideal CSTR (with a mean residence time ι) at time, t = 0. The time taken for the exit concentration of the tracer to reach half of its initial value will be

0.693τ
0.5τ
τ/0.693
2τ

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