ABC26PH1436 · Surface Chemistry

Subject: Physical Chemistry · Chapter: Surface Chemistry · Topic: Adsorption Isotherms · Exam: NET JUNE 2017 · Marks: 2 · Difficulty: Medium

The figure below depicts an adsorption isotherm of $\mathrm{O}_{2}$, on charcoal at 90 K .At a pressure 25 torr, only $10 \%$ of charcoal sites are occupied by $\mathrm{O}_{2}$. Therefore, the ratio of adsorption to desorption rate constants (in torr ${ }^{-1}$ ) is close to
(a)0.003
(b)0.004
(c)0.006
(d)0.015
Answer
Answer (as printed): B
Explanation
No explanation was printed for this question.

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