1.2 mL of acetic acid is dissolved in wa...

1.2 mL of acetic acid is dissolved in water to make 2.0 L of solution. The depression in freezing point observed for this strength of acid is `0.0198^@C` . The percentage of dissociation of the acid is ______ . (Nearest integer)
[Given: Density of acetic acid is `1.02 "g mL"^(-1)`
Molar mass of acetic acid is `60 "g mol"^(-1) `
`K_f(H_2O)=1.85 "K kg mol"^(-1)` ]

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