Question: Which of the following is not an assumption of Langmuir model?

Options

A : Energy of adsorption of gas molecules to the adsorbent site is different at different adsorbing site

B : Maximum amount of adsorption corresponds to a monolayer

C : Desorption rate depends on the amount of material adsorbed onto the solid surface

D : Gas phase molecules are adsorbed on discrete points on the solid surface

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