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      ѧ׼ͶӹʲôӰ
      Դ  |  1296   |  ڣ2019-07-03
      ѧ׵ҩҪκʯʯҶﴦpHӰϴ֮ܵйܶ鷳һΪѧΪˮкٲͬѧ׼ͶɳЧͶŵԽЧԽͶӹȷһЩ ѧ޻ΪˮеʷӦγԺ׻ˮеܽη 1ѧ׵Ļ ѧ׵ҩҪκʯʯҶﴦpHӰϴ֮ܵйܶ鷳һΪѧΪˮкٲĿǰڳλΪ׵ĻѧӦʽ(1)(2) Al3++PO43- Al PO4(1) Fe3++PO43- Fe PO4(2) ʽ1ʽ2ȥһӵҪһӵλΪ˼㷽ʵʼÿ˷(mol)߿ԭ ڻѧʱȥlmol(31g)PҪlmol(56g)FeҪ1.8(56/31)Fe0.9(27/31)AlҲ˵ȥlgPҪ1.8gFe0.9gAl ʵӦв100%Че֮OH-ӾӦӦʵʻѧҩͶһҪͶԱ֤ﵽҪijˮPŨ¹ڼʱͶϵµĸ =(molFe,molAl)/molP ͶϵܶӰͶӵصʵͶʱͨͶȷͼͶϵ׼Ĺϵ(˵ͶõĻϺγ)=1ڷ=23ͶҩʹҩĴγҲʹˮ ¹ʵʼΪЧȥ(ˮ
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