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Moles of K(2)SO(4)to be dissolved in 12m...

Moles of `K_(2)SO_(4)`to be dissolved in `12`mol water to lower its vapour pressure by `10`mmHg at a temperature at which vapour pressure of pure water is `50`mm is:

A

3 mol

B

2 mol

C

1 mol

D

`0.5` mol

Text Solution

Verified by Experts

The correct Answer is:
C
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What will be the number of moles of K_(2)SO_(4) to be dissolved in 12 mol of water to lower . Its vapour pressure by 10 mm Hg at a temperature at which vapours pressure of pure water is 50 mm .

Moles of Na_2SO_4 to be dissolved in 12 mole water to lower its vapour pressure by 10 mm Hg at a temperature at which vapour pressure of pure water is 50 mm is:

Knowledge Check

  • Moles of Na_(2)SO_(4) to be dissoved in 12 mole water to lower its vapour pressure by 10 mm Hg at a temperature at which vapour pressure of pure water is 50 mm is:

    A
    1.5 mole
    B
    2 mole
    C
    1 mole
    D
    3 mole

  • Moles of K_(2)SO_(4) to be dissolved in 12 moles of water of lower its vapour pressure by 10mm Hg at a temperature at which vapour pressure of pure water is 50mm Hg is

    A
    3mol
    B
    2mol
    C
    1mol
    D
    0.5mol

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