Catalyst is a substance, which __________ chemical reaction.

Chemical Reaction Engineering
Catalyst is a substance, which __________ chemical reaction.

Increases the speed of a

Decreases the speed of a

Alters the value of equilibrium constant in a reversible

Can either increase or decrease the speed of a

Increases the speed of a

Decreases the speed of a

Alters the value of equilibrium constant in a reversible

Can either increase or decrease the speed of a

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Chemical Reaction Engineering
A batch adiabatic reactor at an initial temperature of 373°K is being used for the reaction, A → B. Assume the heat of reaction is - 1kJ/mole at 373°K and heat capacity of both A and B to be constant and equal to 50J/mole.K. The temperature rise after a conversion of 0.5 will be

10°C

5°C

20°C

100°C

10°C

5°C

20°C

100°C

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Chemical Reaction Engineering
Space time equals the mean residence time

For CSTR

For large diameter tubular reactor

For narrow diameter tubular reactor

When the density of the reaction mixture is constant

For CSTR

For large diameter tubular reactor

For narrow diameter tubular reactor

When the density of the reaction mixture is constant

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Chemical Reaction Engineering
Which one is the rate controlling step in a solid-gas non-catalytic reaction occurring at very high temperature?

Film diffusion

Ash layer diffusion

Pore diffusion

Chemical reaction

Film diffusion

Ash layer diffusion

Pore diffusion

Chemical reaction

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Chemical Reaction Engineering
The ratio of moles of a reactant converted into the desired product to that converted into unwanted product is called

Operational yield

None of these

Selectivity

Relative yield

Operational yield

None of these

Selectivity

Relative yield

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Chemical Reaction Engineering
The conversion XA and residence time data are collected for zero order liquid phase reaction in a stirred tank reactor. Which of the following will be a straight line?

XA Vs . τ

XA Vs ln τ

XA(1 - XA)Vs τ

XA/(1 - XA)Vs τ

XA Vs . τ

XA Vs ln τ

XA(1 - XA)Vs τ

XA/(1 - XA)Vs τ

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Chemical Reaction Engineering

Chemical Reaction Engineering Catalyst is a substance, which __________ chemical reaction.

Chemical Reaction Engineering Space time equals the mean residence time

Chemical Reaction Engineering Which one is the rate controlling step in a solid-gas non-catalytic reaction occurring at very high temperature?

Chemical Reaction Engineering The ratio of moles of a reactant converted into the desired product to that converted into unwanted product is called

Chemical Reaction Engineering The conversion XA and residence time data are collected for zero order liquid phase reaction in a stirred tank reactor. Which of the following will be a straight line?

Chemical Reaction Engineering
Catalyst is a substance, which __________ chemical reaction.

Chemical Reaction Engineering
Space time equals the mean residence time

Chemical Reaction Engineering
Which one is the rate controlling step in a solid-gas non-catalytic reaction occurring at very high temperature?

Chemical Reaction Engineering
The ratio of moles of a reactant converted into the desired product to that converted into unwanted product is called

Chemical Reaction Engineering
The conversion XA and residence time data are collected for zero order liquid phase reaction in a stirred tank reactor. Which of the following will be a straight line?