Which of the following is not an assumption of Langmuir model? – McqOptions

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1.	Which of the following is not an assumption of Langmuir model?
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
Answer» B. Maximum amount of adsorption corresponds to a monolayer

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