Chemical Reaction Engineering
Brunaur, Emmet and Teller (BET) equation is used to determine the specific surface area of a porous particle but not the pore volume & the porosity of the catalyst bed. Which of the following postulates is not used to derive BET equation?

None of these
Langmuir
There is no dynamic equilibrium between successive layer
The adsorbed layer may be polymolecular in thickness and the heat of adsorption in each layer (except the first one) is involved in each of the evaporation process

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Chemical Reaction Engineering
Which of the following will favour the reverse reaction in a chemical equilibrium reaction?

Increasing the concentration of one of the reactants
Increasing the concentration of one or more of the products
None of these
Removal of at least one of the products at regular interval

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