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The normal freezing point of a certain liquid X/151,60C, but when 40.g of barium hydroxide ( Ba (OH)2) are dissolved in 250 . g of

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The normal freezing point of a certain liquid X/151,60C, but when 40.g of barium hydroxide ( Ba (OH)2) are dissolved in 250 . g of X the solution freezes at 8.2C instead. Use this information to calculate the molal freezing point depression constant Kf of X. Round your answer to 2 significant digits. kf=molCkg

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