The adsorption of pure propane on activated carbon at different temperatures and pressures is given as: T = 311 K T = 338.7 K T = 394 K p q p q p q 2.266 1.044 6 1.069 7.067 0.7099 15.6 2.819 27.2 2.469 38.67 1.677 31.74 3.48 53.2 3.078 83.21 2.238 59.6 3.968 92.67 3.512 98.54 2.37 89.74 4.207 99.97 3.635 99.97 2.4 99.97 4.342 244.8 4.188 303.4 3.251 293 4.94 424 4.475 482.6 3.599 Where, p = partial pressure of propane (kPa); q = amount of propane adsorbed at equilibrium (mmol/g carbon). a. Draw the adsorption isotherms at the above 3 temperatures. (03) b. Determine the isosteric heat of adsorption at constant solute loading of 3.0 and 3.5 mmol/g carbon, respectively.
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