At a given temperature, K₁, K₂ and K3 are equilibrium constants for the following reactions 1, 2, 3 respectively. CH₄(g) + H₂O(g) ⇋ CO(g) + 3H₂(g), CO(g) + H₂O(g) ⇋ CO₂(g) + H₂(g) CH₄(g) + 2H₂O(g) ⇋ CO₂(g) + 4H₂(g) Then K₁, K₂ and K3 are related as:

Chemical Reaction Engineering
At a given temperature, K₁, K₂ and K3 are equilibrium constants for the following reactions 1, 2, 3 respectively. CH₄(g) + H₂O(g) ⇋ CO(g) + 3H₂(g), CO(g) + H₂O(g) ⇋ CO₂(g) + H₂(g) CH₄(g) + 2H₂O(g) ⇋ CO₂(g) + 4H₂(g) Then K₁, K₂ and K3 are related as:

K3(K₁+K₂)/2

K3 = (K₁.K₂)0.5

K3 = K₁.K₂

K3 = (K₁.K₂)2

K3(K₁+K₂)/2

K3 = (K₁.K₂)0.5

K3 = K₁.K₂

K3 = (K₁.K₂)2

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Chemical Reaction Engineering
For a tubular reactor with space time 'τ' and residence time 'θ', the following statement holds good.

τ = θ , for an isothermic tubular reactor in which the density of the process fluid is constant

τ = θ , when the fluid density changes in the reactor

τ and θ are always equal

τ = θ , for a non-isothermal reactor

τ = θ , for an isothermic tubular reactor in which the density of the process fluid is constant

τ = θ , when the fluid density changes in the reactor

τ and θ are always equal

τ = θ , for a non-isothermal reactor

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Chemical Reaction Engineering
Radioactive decay follows __________ order kinetics.

Zero

Third

First

Second

Zero

Third

First

Second

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Chemical Reaction Engineering
Half life period of a chemical reaction is

None of these

Half of the residence time of a reaction

Half of the space time of a reaction

The time required to reduce the concentration of the reacting substance to half its initial value

None of these

Half of the residence time of a reaction

Half of the space time of a reaction

The time required to reduce the concentration of the reacting substance to half its initial value

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Chemical Reaction Engineering
Recycling back of outlet stream to the reactor from an ideal CSTR carrying out a first order liquid phase reaction will result in __________ in conversion.

Decrease

Either A or B, depends on the type of reaction

Increase

No change

Decrease

Either A or B, depends on the type of reaction

Increase

No change

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Chemical Reaction Engineering
The reason why a catalyst increases the rate of reaction is that, it

Decreases the energy barrier for reaction

Increases the activation energy

None of these

Decreases the molecular collision diameter

Decreases the energy barrier for reaction

Increases the activation energy

None of these

Decreases the molecular collision diameter

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Chemical Reaction Engineering

Chemical Reaction Engineering For a tubular reactor with space time 'τ' and residence time 'θ', the following statement holds good.

Chemical Reaction Engineering Radioactive decay follows __________ order kinetics.

Chemical Reaction Engineering Half life period of a chemical reaction is

Chemical Reaction Engineering Recycling back of outlet stream to the reactor from an ideal CSTR carrying out a first order liquid phase reaction will result in __________ in conversion.

Chemical Reaction Engineering The reason why a catalyst increases the rate of reaction is that, it

Chemical Reaction Engineering
For a tubular reactor with space time 'τ' and residence time 'θ', the following statement holds good.

Chemical Reaction Engineering
Radioactive decay follows __________ order kinetics.

Chemical Reaction Engineering
Half life period of a chemical reaction is

Chemical Reaction Engineering
Recycling back of outlet stream to the reactor from an ideal CSTR carrying out a first order liquid phase reaction will result in __________ in conversion.

Chemical Reaction Engineering
The reason why a catalyst increases the rate of reaction is that, it