What are the units of molal elevation constant? from Chemistry So
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    Multiple Choice QuestionsShort Answer Type

    51. Define Raoult’s law? 
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    52. Why is the osmotic pressure measurement preferred for determining molecular mass of proteins?
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    53. Why does the boiling point of a solvent increase by the presence of a solute in it?
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    54. A deci-molar solution of K4 [Fe(CN)6] is 50% dissociated at 300 K. Calculate the osmotic pressure of solution (R = 0.082)/L atm K–1)?
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    55. Why is osmotic pressure considered a colligative property?
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    56. Why is an increase in temperature observed on mixing chloroform with acetone?
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    57. What are the units of molal elevation constant?

    Answer:

    the units of elevation constant is  K kg mol    –1.
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    58. The observed boiling point of mixture of two volatile liquids is more than that calculated. What type of deviation is noticed?
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    59.
    Why is CaCl2 used to remove snow on roads?
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    60. Why is freezing point depressed when a non-volatile solute is added?
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