1. Using the BET equation, calculate the specific surface area of the adsorbent from the benzene adsorption isotherm at 293 K. Take the area occupied by a benzene molecule as 0.49 nm2.
P/Ps 0.05 0.10 0.15 0.20 0.25 0.30
A, mol/kg 0.18 0.26 0.33 0.37 0.42 0.46

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