硫酸钙/污泥基生物炭对水中铅的吸附性能研究
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刘睿,刘立恒,黄蓉,刘秀
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Adsorption of lead in aquatic environment by biochar derived from calcium sulfate and sewage sludge
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Rui Liu,Liheng Liu,Rong Huang,Xiu Liu
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表6 SBC吸附Pb2+的热力学参数
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Pb2+
（mg·L-1） | 温度/K | ΔGΘ/
（kJ·mol-1） | ΔHΘ/
（kJ·mol-1） | ΔSΘ/
（J·mol-1·K-1） | | 125 | 288.15 | -4.189 | 38.971 | 149.783 | | 298.15 | -5.687 | | 308.15 | -7.185 | | 150 | 288.15 | -3.157 | 32.954 | 125.319 | | 298.15 | -4.410 | | 308.15 | -5.663 | | 175 | 288.15 | -2.506 | 25.490 | 97.157 | | 298.15 | -3.477 | | 308.15 | -4.449 |
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