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Chemical Reaction Engineering

Chemical Reaction Engineering
From Arhenius law, a plot of loge K versus 1/T gives a straight line with a slope of (-E/R). The unit of E/R is

K cal. °K
K cal
K cal/°K
°K

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Chemical Reaction Engineering
An exothermic reaction takes place in an adiabatic reactor. The product temperature __________ reactor feed temperature.

Is always equal to
Is always less than
May be greater or less than
Is always greater than

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Chemical Reaction Engineering
Design of heterogeous catalytic reactor involves consideration of __________ steps.

Both A & B
Neither A nor B
Only chemical
Only physical

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Chemical Reaction Engineering
Specific rate constant for a second order reaction

Depends on the nature of the reactants
Is independent of temperature
Varies with temperature
Both B and C

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Chemical Reaction Engineering
In a reaction, the threshold energy is equal to (where, A = activation energy N = normal energy of reactants)

A+N
N
A
A-N

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Chemical Reaction Engineering
What is the unit of the rate constant in a chemical reaction in which 10% of the reactant decomposes in one hour, 20% in two hours, 30% in three hours and so on?

Litre/mole.second
Litre/mole
Moles/litre.second
Litre/second

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