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Chemical Reaction Engineering

Chemical Reaction Engineering
A chemical reaction occurs when the energy of the reacting molecules is __________ the activation energy of the reaction.

More than
Less than
Equal to
Equal to or more than

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Chemical Reaction Engineering
If CA is the quantity of reactants initially present, the quantity left after 'n' half periods will be equal to

(CA)n
(1/2)n.CA
(CA)1/2n
(CA)1/n

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Chemical Reaction Engineering
A balanced chemical reaction equation conforms to the law of

Avagadro's hypothesis
Gaseous volumes
None ofthese
Conservation of mass

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Chemical Reaction Engineering
For a tubular flow reactor with uniform concentration and temperature, the independent variable is

None of these
Diameter
Time
Length

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Chemical Reaction Engineering
The fractional volume change of the system for the isothermal gas phase reaction, A 3B , between no conversion and complete conversion is

2
1
3
0.5

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Chemical Reaction Engineering
The performance of a cascade of CSTR's can be improved by adding

More CSTR's in series
A P.F. reactor in series
A P.F. reactor in parallel
More CSTR's in parallel

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