For a first order isothermal chemical reaction in a porous catalyst, the effectiveness factor is 0.3. The effectiveness factor will increase if the

Chemical Reaction Engineering
For a first order isothermal chemical reaction in a porous catalyst, the effectiveness factor is 0.3. The effectiveness factor will increase if the

Catalyst size is increased or the catalyst diffusivity is increased

Catalyst size is increased or the catalyst diffusivity is reduced

Catalyst size is reduced or the catalyst diffusivity is reduced

Catalyst size is reduced or the catalyst diffusivity is increased

Catalyst size is increased or the catalyst diffusivity is increased

Catalyst size is increased or the catalyst diffusivity is reduced

Catalyst size is reduced or the catalyst diffusivity is reduced

Catalyst size is reduced or the catalyst diffusivity is increased

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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 exit of the reactor

Goes through a minimum along the length of the reactor

Is maximum at the inlet of the reactor

Goes through a maximum along the length of the reactor

Is maximum at the exit of the reactor

Goes through a minimum along the length of the reactor

Is maximum at the inlet of the reactor

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

More than

Equal to or more than

Less than

Equal to

More than

Equal to or more than

Less than

Equal to

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Chemical Reaction Engineering
__________ resistance is not involved in the combustion of a carbon particle.

Ash

Chemical reaction

None of these

Gas film

Ash

Chemical reaction

None of these

Gas film

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Chemical Reaction Engineering
Photochemical reaction rate does not depend significantly on temperature, because

None of these

The energy of reacting molecules exceeds the activation energy by absorption of light

It is an exothermic reaction

It is a reversible reaction

None of these

The energy of reacting molecules exceeds the activation energy by absorption of light

It is an exothermic reaction

It is a reversible reaction

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Chemical Reaction Engineering
Radioactive decay follows __________ order kinetics.

Third

First

Zero

Second

Third

First

Zero

Second

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Chemical Reaction Engineering

Chemical Reaction Engineering For a first order isothermal chemical reaction in a porous catalyst, the effectiveness factor is 0.3. The effectiveness factor will increase if the

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

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

Chemical Reaction Engineering __________ resistance is not involved in the combustion of a carbon particle.

Chemical Reaction Engineering Photochemical reaction rate does not depend significantly on temperature, because

Chemical Reaction Engineering Radioactive decay follows __________ order kinetics.

Chemical Reaction Engineering
For a first order isothermal chemical reaction in a porous catalyst, the effectiveness factor is 0.3. The effectiveness factor will increase if the

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

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

Chemical Reaction Engineering
__________ resistance is not involved in the combustion of a carbon particle.

Chemical Reaction Engineering
Photochemical reaction rate does not depend significantly on temperature, because

Chemical Reaction Engineering
Radioactive decay follows __________ order kinetics.