Adsorption Thermodynamic and Kinetic Studies of Methyl Orange onto Sugar Scum Powder as a Low-Cost Inorganic Adsorbent

<table class="table-group" id="tab3"><tr><td><table class="table"><tr><td class="thead-hr" colspan="4"><hr/></td></tr><tr class="thead"><td class="align_left">Temperature (K)</td><td class="align_center">Δ<i>G</i>° (kJ/mol)</td><td class="align_center">Δ<i>H</i>° (kJ/mol)</td><td class="align_center">Δ<i>S</i>° (J/K mol)</td></tr><tr><td class="thead-hr" colspan="4"><hr/></td></tr><tr><td class="align_left">293</td><td class="align_center">−14.63</td><td class="align_center">−14.14</td><td class="align_center">2.03</td></tr><tr><td class="align_left">303</td><td class="align_center">−14.9</td><td class="align_left"> </td><td class="align_left"> </td></tr><tr><td class="align_left">318</td><td class="align_center">−14.73</td><td class="align_left"> </td><td class="align_left"> </td></tr><tr class="table-tr"><td colspan="4"><hr class="tbody-hr"/></td></tr></table></td></tr></table>

<div>Thermodynamic parameters for MB adsorption on optimal activated carbon (<i>C</i><sub>0</sub> = 100 mg/L; adsorbent dose = 16 g/L; pH = 7.21).</div>

Journal of Chemistry

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Table 3

Table 3: Adsorption Thermodynamic and Kinetic Studies of Methyl Orange onto Sugar Scum Powder as a Low-Cost Inorganic Adsorbent 