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When temperature increases vapour pressu...

When temperature increases vapour pressure of liquid –

A

Increases

B

Decreases

C

Remain same

D

Can’t be said

Text Solution

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Knowledge Check

  • The highest temperature at which vapour pressure of a liquid can be measured is :

    A
    B.pt. of liquid
    B
    Critical temperature (T)
    C
    Critical solution temperature
    D
    Inversion temperature
  • The highest temperature at which vapour pressure of a liquid can be measured is :

    A
    B.pt. of liquid
    B
    Critical temperature (T)
    C
    Critical solution temperature
    D
    Inversion temperature
  • At a given temperature if P is the vapour pressure of a solution and P_0 that of its pure solvent , the relative lowerning of vapour pressure of the solution is given by :

    A
    `(P_0 - P) /( P_0)`
    B
    `(P - P_0)/ (P_0)`
    C
    `(P_0)/(P)`
    D
    `(P)/ (P_0)`
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    The vapour pressure of toluene is 20.9mm and benzene is 74.2mm at same temperature. The total vapour pressure of an equimolar solution of two liquids is

    At a given temperature if P is the vapour pressure of a solution and P_0 that of its pure solvent , the relative lowerning of vapour pressure of the solution is given by :

    At 40^@C the vapour pressures of pure liquids, benzene and toluene, are 160 mm Hg and 60 mm Hg respectively. At the same temperature, the vapour pressure of an equimolar solution of the two liquids, assuming the ideal solution should be: