The adsorption equilibrium isotherm for aqueous phenol solution and activated carbon can be determined from the following data: q, kmol/kg    0.0022       0.0033         0.0036          0.0038        0.0040 c, kmol/m3        0.0010           0.0050          0.0080        0.0100        0.0120   Fit the data to the Linear, Freundlich, and the Langmuir Isotherms.  Which provides a better fit to the data? Write the complete form of the isotherm

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