Lemda m' for nacl, hcl.and NaAc are 126.4, 425.9, 91.0 S cm square mol-1 then lambda note for HAc
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Λ° (HAC) = λ°(H+) + λ°(AC-) = λ° (H+) + λ°(Cl-) + λ° (AC-) + λ° (Na+) – λ°(Cl-) – λ°(Na+) = Λ° (HCl) + Λ° (NaAc) – Λ° (NaCl) = (425.9 + 91.0 – 126.4) s cm2 mol-1 = 390.5 s cm2 mol-1
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