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Chemical Engineering - Chemical Reaction Engineering

Exercise : Chemical Reaction Engineering - Section 10
31.
The rate of a gas phase reaction is given by K . CA . CB. If the volume of the reaction vessel is reduced to l/4th of its initial volume, then the reaction rate compared to the original rate will be __________ times.
4
16
8
2
Answer: Option
Explanation:
No answer description is available. Let's discuss.
32.
Rate of a chemical reaction is not affected by the
catalyst.
temperature.
reactant's concentration.
number of molecules of reactants taking part in the reaction.
Answer: Option
Explanation:
No answer description is available. Let's discuss.
33.
Overall rate of reaction in a heterogenous catalytic reaction depends upon the mass and energy transfer from the fluid to solid surface and its rate of reaction is usually __________ the concentration of catalyst, if it does not entail a chain mechanism.
proportional to
independent of
inversely proportional to
proportional to the square of
Answer: Option
Explanation:
No answer description is available. Let's discuss.
34.
__________ resistance is not involved in the combustion of a carbon particle.
Gas film
Ash
Chemical reaction
none of these
Answer: Option
Explanation:
No answer description is available. Let's discuss.
35.
In an ideal P.F.R. at steady state conditions
the composition of reactants remains constant along a flow path.
the conversion of the reactant varies from point to point along a flow path.
there is no lateral mixing of fluid.
there may be diffusion along the flow path.
Answer: Option
Explanation:
No answer description is available. Let's discuss.
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