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Chemical Reaction Engineering

Chemical Reaction Engineering
The rate constant of a chemical reaction decreases by decreasing the

Pressure
Concentration of reactants
Temperature
Duration of reaction

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Chemical Reaction Engineering
In case of the irreversible unimolecular type, first order reaction, the fractional conversion at any time for constant volume system as compared to variable volume system is

More
Either A or B, depends on other factors
Same
Less

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Chemical Reaction Engineering
Pure A in gas phase enters a reactor 50% of this A is converted to B through the reaction, A 3B. Mole fraction of A in the exit stream is

43834
43835
43832
43833

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Chemical Reaction Engineering
In which of the following reactions, thee-quilibrium will shift to the right, if the total pressure is increased?

N₂O₄ ⇋ 2 NO₂
N₂ + O₂ ⇋ 2NO
H₂ + I₂ ⇋ 2HI
H₂ + Cl₂ ⇋ 2HCl

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Chemical Reaction Engineering
When the density of the reaction mixture is constant in a chemical reaction, the ratio of the mean residence time to space time is

1
> 1
< 1

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Chemical Reaction Engineering
Transition state theory gives the rate constant as

K α e-E/RT
K α T . e-E/RT
K α √T . e-E/RT
K α eE/RT

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