Chemical Reaction Engineering
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
Inversely proportional to
Independent of
Proportional to the square of

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Chemical Reaction Engineering
An endothermic aqueous phase first order irreversible reaction is carried out in an adiabatic plug flow reactor. The rate of reaction

Goes through a maximum along the length of the reactor
Is maximum at the inlet of the reactor
Goes through a minimum along the length of the reactor
Is maximum at the exit of the reactor

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