Enzymes (a protein) are catalysts found in organisms. Its efficiency of catalysing a reaction is due to its capacity to lower the activation energy of the reaction. The enzyme ptyalin used for food digestion is present in

Chemical Reaction Engineering
Enzymes (a protein) are catalysts found in organisms. Its efficiency of catalysing a reaction is due to its capacity to lower the activation energy of the reaction. The enzyme ptyalin used for food digestion is present in

Saliva

Gland

Blood

Intestine

Saliva

Gland

Blood

Intestine

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Chemical Reaction Engineering
Velocity of a chemical reaction

Decreases with increase of reactant concentration

None of these

Decreases with increase in temperature

Increases with increase of pressure of reactants for all reactions

Decreases with increase of reactant concentration

None of these

Decreases with increase in temperature

Increases with increase of pressure of reactants for all reactions

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Chemical Reaction Engineering
Catalytic action in a catalytic chemical reaction follows from the ability of catalyst to change the

None of these

Heat of reaction

Activation energy

Equilibrium constant

None of these

Heat of reaction

Activation energy

Equilibrium constant

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Chemical Reaction Engineering
The knowledge of initial concentration and rate constant is necessary to determine the half life time of a reaction of __________ order.

First

Zero

None of these

Second

First

Zero

None of these

Second

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Chemical Reaction Engineering
An example of autothermal reactor operation is

Benzene oxidation

Ethylene oxidation

Sulphur dioxide oxidation

Ammonia synthesis

Benzene oxidation

Ethylene oxidation

Sulphur dioxide oxidation

Ammonia synthesis

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Chemical Reaction Engineering
Radioactive decay follows __________ order kinetics.

First

Zero

Third

Second

First

Zero

Third

Second

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Chemical Reaction Engineering

Chemical Reaction Engineering Enzymes (a protein) are catalysts found in organisms. Its efficiency of catalysing a reaction is due to its capacity to lower the activation energy of the reaction. The enzyme ptyalin used for food digestion is present in

Chemical Reaction Engineering Velocity of a chemical reaction

Chemical Reaction Engineering Catalytic action in a catalytic chemical reaction follows from the ability of catalyst to change the

Chemical Reaction Engineering The knowledge of initial concentration and rate constant is necessary to determine the half life time of a reaction of __________ order.

Chemical Reaction Engineering An example of autothermal reactor operation is

Chemical Reaction Engineering Radioactive decay follows __________ order kinetics.

Chemical Reaction Engineering
Enzymes (a protein) are catalysts found in organisms. Its efficiency of catalysing a reaction is due to its capacity to lower the activation energy of the reaction. The enzyme ptyalin used for food digestion is present in

Chemical Reaction Engineering
Velocity of a chemical reaction

Chemical Reaction Engineering
Catalytic action in a catalytic chemical reaction follows from the ability of catalyst to change the

Chemical Reaction Engineering
The knowledge of initial concentration and rate constant is necessary to determine the half life time of a reaction of __________ order.

Chemical Reaction Engineering
An example of autothermal reactor operation is

Chemical Reaction Engineering
Radioactive decay follows __________ order kinetics.