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[ÇóÖú] ¾§¸ñÄÜ lattice energyµÄ¼ÆËã

¸÷λ¸ßÊÖ¦¤HL is the lattice energy of the salt
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£¨1£©¦¤HL=UPOT+[p(nM/2-2)+q(nX/2-2)]RT
where nM and nX depend on the nature of the ions Mp+ and Xq-
£¨2£©UPOT/£¨kJ mol-1)=¦Ã(dm/Mm)1/3+¦Ä  (lattice potential energy UPOT)
where density is dm(g .cm-3),Mm is the chemical formula mass of the ionic material,g(or Mg),
and the coefficients ¦Ã /kJ.mol-1cm  and  ¦Ä /kJ.mol-1
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