The conversion in a mixed reactor/accomplishing a reaction A 3R is 50% when gaseous reactant 'A' is introduced at the rate of 1 litre/second and the leaving flow rate is 2 litres/second. The holding time for this operation is __________ second.

Chemical Reaction Engineering
The conversion in a mixed reactor/accomplishing a reaction A 3R is 50% when gaseous reactant 'A' is introduced at the rate of 1 litre/second and the leaving flow rate is 2 litres/second. The holding time for this operation is __________ second.

3

0.5

1

2

3

0.5

1

2

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Chemical Reaction Engineering
Mean residence time is equal to the space time, when

All of these

There is no change in number of moles in gaseous reaction

The temperature, pressure and the density of reaction mixture remains constant throughout the reactor

The feed rate is measured at temperature and pressure in the reactor

All of these

There is no change in number of moles in gaseous reaction

The temperature, pressure and the density of reaction mixture remains constant throughout the reactor

The feed rate is measured at temperature and pressure in the reactor

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Chemical Reaction Engineering
Rate of a chemical reaction is not affected by the

Catalyst

Reactant's concentration

Number of molecules of reactants taking part in the reaction

Temperature

Catalyst

Reactant's concentration

Number of molecules of reactants taking part in the reaction

Temperature

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Chemical Reaction Engineering
In case of calcination of limestone, CaCO₃ CaO + CO₂, the addition of more of CaO will result in __________ in the concentration of CO₂.

Unpredictable from the data

Decrease

Increase

No change

Unpredictable from the data

Decrease

Increase

No change

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Chemical Reaction Engineering
The reaction between oxygen and organic material is a/an __________ reaction.

Photochemical

Exothermic

Biochemical

Endothermic

Photochemical

Exothermic

Biochemical

Endothermic

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Chemical Reaction Engineering
Helium-mercury method is used for the measurement of the __________ of the catalyst.

Surface area

Both B & C

Pore volume

Porosity

Surface area

Both B & C

Pore volume

Porosity

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Chemical Reaction Engineering

Chemical Reaction Engineering The conversion in a mixed reactor/accomplishing a reaction A 3R is 50% when gaseous reactant 'A' is introduced at the rate of 1 litre/second and the leaving flow rate is 2 litres/second. The holding time for this operation is __________ second.

Chemical Reaction Engineering Mean residence time is equal to the space time, when

Chemical Reaction Engineering Rate of a chemical reaction is not affected by the

Chemical Reaction Engineering In case of calcination of limestone, CaCO₃ CaO + CO₂, the addition of more of CaO will result in __________ in the concentration of CO₂.

Chemical Reaction Engineering The reaction between oxygen and organic material is a/an __________ reaction.

Chemical Reaction Engineering Helium-mercury method is used for the measurement of the __________ of the catalyst.

Chemical Reaction Engineering
The conversion in a mixed reactor/accomplishing a reaction A 3R is 50% when gaseous reactant 'A' is introduced at the rate of 1 litre/second and the leaving flow rate is 2 litres/second. The holding time for this operation is __________ second.

Chemical Reaction Engineering
Mean residence time is equal to the space time, when

Chemical Reaction Engineering
Rate of a chemical reaction is not affected by the

Chemical Reaction Engineering
In case of calcination of limestone, CaCO₃ CaO + CO₂, the addition of more of CaO will result in __________ in the concentration of CO₂.

Chemical Reaction Engineering
The reaction between oxygen and organic material is a/an __________ reaction.

Chemical Reaction Engineering
Helium-mercury method is used for the measurement of the __________ of the catalyst.