Chemical Reaction Engineering
In a continuous flow stirred tank reactor, the composition of the exit stream

Is same as that in the reactor
Depends upon the flow rate of inlet stream
None of these
Is different than that in the reactor

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Chemical Reaction Engineering
For an ideal gas mixture undergoing a reversible gaseous phase chemical reaction, the equilibrium constant

Is independent of pressure
Decreases with pressure
Increases /decreases with pressure depending on the stoichiometric co-efficients of the reaction
Increases with pressure

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Chemical Reaction Engineering
For all positive reaction orders for a particular duty,

Ratio of the volume of the mixed reactor to that of the plug-flow reactor decreases with order
Reactor size is independent of the type of flow
Density variation during reaction affects design
Mixed reactor is always larger than the plug-flow reactor

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Chemical Reaction Engineering
In case of staged packed bed reactors carrying out exothermic reaction, use

Plug flow for dilute liquid requiring no large preheating of feed
All of these
Cold shot operations for a dilute solution requiring large preheating to bring the stream upto the reaction temperature
High recycle for pure gas

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