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Define Raoult’s law of binary solution c...

Define Raoult’s law of binary solution containing non-volatile solute in it.

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At a given temperature, the vapour pressure of a solution containing non-volatile solute is directly proportional to the mole fraction of the solvent.
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Knowledge Check

  • V.P. of a solution containing non-volatile solute is

    A
    more than the vapour pressure of a solvent
    B
    lass that the vapour pressure of solvent
    C
    equal to the vapour pressure of solvent
    D
    none

  • For a non-volatile solute

    A
    The vapour pressure of a solute is zero.
    B
    Vapour pressure of solution = Vapour pressure of pure solvent.
    C
    Vapour pressure of solution = Vapour pressure of pure solvent in solution.
    D
    All of these

  • Assiertion : The vapour pressure of a luquid decreses if some non-volatile solute is dissolved in it. Reason : The relative lowering of a solution containing a non-volatile solute is equil to the mole fraction of the solute in the solution.

    A
    If both assertion are reason are correct and reason is correct explanation for assertion.
    B
    If both assertion and reason are corrct but reason is not correct explanation for assertion.
    C
    If assertion is corrct but reason is incorrect.
    D
    If assertion and reason both are incrrect.