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Define Hypertonic solution. Explain wh...

Define Hypertonic solution.
Explain why depressionin freezing point is a colligative property. Calculate the molar mass of solute with it.

Text Solution

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A solution is said to be hypertonic if its osmotic pressure is mor etan the of other separated by a semipermeable membrane.
For answer consult section 11.
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Knowledge Check

  • Assertion :- Elevation in boiling point and depression in freezing point are colligative properties. Reason :- All colligative properties are used for the calculation of molecular masses.

    A
    If both assertion and reason are true and the reason is the correct explanation of the assertion.
    B
    If both assertion and reason are true but reason is not the correct explanation of the assertion.
    C
    If assertion is true but reason is false.
    D
    If the assertion and reason both are false.

  • The colligative properties of a solution are

    A
    `prop` molality
    B
    `prop (1)`/`("molecular mass of the solute")`
    C
    proportional to each other
    D
    independent of the nature of the solute, i.e., electrolyte or non-electrolyte.

  • A colligative property of a solution depends on the :

    A
    arrangement of atoms in solute molecule
    B
    total number of molecular of solute and solvent
    C
    number of molecules of solute in solution
    D
    mass of the solute molecules

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