25.08.2015 Views

La conduttimetria

La conduttimetria

La conduttimetria

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Gli elettroliti deboli• <strong>La</strong> costante di acidità, K a , sarà data circa daK aα2 c= 1 − α⎡1/ 2K ⎛ ⎞⎥ ⎥ ⎤=a ⎢4cα−⎢⎜1+⎟ 12c⎣⎝Ka⎠ ⎦• A diluizione infinita l’acido sarà totalmente deprotonato,mentre alla concentrazione c si avrà:Λ0m = αΛm

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