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27/01/2022 3:00 pm
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Select the graph that correctly describes the adsorption isotherms at two temperatures T1 and T2 (T1 > T2) for a gas ]:
(x – mass of the gas adsorbed; m – mass of adsorbent ; P – pressure)
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27/01/2022 3:05 pm
Correct answer: (4)
Explanation:
\(\frac{x}{m}αP^{1/n}\)\(\Big(0< \frac{1}{n}< 1 \Big)\)
On Increasing temperature \(\frac{x}{m}\) decreases.
∵ adsorption is generally exothermic