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    Colligative Porperties : Freezing Point Depression

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    Salt lowers the freezing point of water. So will sugar. If one tablespoon of solid (salt or sugar) is dissolved in ¼ cup of water, which material, salt or sugar will lower the freezing point of the water by the greater amount? Why?

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    Solution Preview

    Depression in freezing point can be given as:
    ΔTf = Kf x mB

    ΔTf, the freezing point depression
    Kf, the cryoscopic constant, which is dependent on the properties of the solvent.
    mB ...

    Solution Summary

    Explanation for freezing point depression- a comparison of sugar vs. salt solution