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The number of moles of a solute in its s...

The number of moles of a solute in its solution is 20 and total number of moles are 80. The mole fraction of solute is

A

`2.5`

B

`0.25`

C

1

D

`0.75`

Text Solution

Verified by Experts

The correct Answer is:
B
Mole fraction of solute `= (20)/(80)=0.25`.
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Knowledge Check

  • The number of mole of solute per litre solution is called

    A
    Molality
    B
    Normality
    C
    Molarity
    D
    Mole fraction

  • The number of mole of solute per kilogram solvent is called -

    A
    Molarity
    B
    Molality
    C
    Normality
    D
    None of these

  • The number of moles of solute per kg of a solvent is called its :

    A
    molarity
    B
    normality
    C
    mole fraction
    D
    molality

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