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1-1-1. What is the dissociation ratio of formic acid at pH5, given the pka is 3.75 or Ka is 1.78x104? Hint: Dissociation ratio = [A-]/([HA]+[A-]).

1-1-1. What is the dissociation ratio of formic acid at pH5, given the pka is 3.75 or Ka is 1.78x104? Hint: Dissociation ratio = [A-]/([HA]+[A-]). What happen when pH>pka

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