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An aqueous solution of 2 per cent (wt.//...

An aqueous solution of `2` per cent `(wt.//wt)` non-volatile solute exerts a pressure of `1.004` bar at the boiling point of the solvent. What is the molecular mass of the solute?

A

`41.35 g mol^(-1)`

B

`82.70 g mol^(-1)`

C

`20.67 g mol^(-1)`

D

`60 g mol^(-1)`

Text Solution

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The correct Answer is:
A
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Knowledge Check

  • Choose the most appropriate options. Admission aglasem An aqueous solution of 2% (wt/wt) non volatile solute exerts a pressure of 1.004 bar at the boiling point of solvent. What is the remove acidic impurities in metallurgical molecular mass of the solute?

    A
    0.3655
    B
    36.55
    C
    41.34
    D
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  • 10% solution of urea is isotonic with 6% solution of a non-volatile solute X. What is the molecular mass of solute X?

    A
    `"6 g mol"^(-)`
    B
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    C
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    D
    `"32 g mol"^(-1)`

  • When non-volatile solute is assed to a pure solvent, the:

    A
    vapour pressure of the solution becomes lower than the vapour pressure of the pure solvent
    B
    rate of evaporation of solvent is reduced
    C
    solute does not affect the rate of condensation
    D
    none of these

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