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The freezing point of 0.08 molal solutio...

The freezing point of 0.08 molal solution of `NaHCO_3` is 272.8 K. Calculate the dissociation constant for the reaction `HCO_3^- "iff H^+ + CO_3^(2-)`,
`K_f"(H_2O)=1.86 K mol^-1`

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