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The pressure under which liquid and vapo...

The pressure under which liquid and vapour can co-exist at equilibrium is called the

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Explore conceptually related problems

Answer the following question beased on tbhe P-T phase diagram of carbon dioxide. (a) At what temperature and pressure can the solid, liquid and vapour phases of CO_2 co-exist is equilibrium ? (b) What is the effect of decrease of pressure on the fusion and bolling point of CO_2 ? (c ) What are the critical temperature and pressure for CO_2 ? What is their significane ? (d) Is CO_2 solid, liquid or gas at (a) -70^@C under 1 atm, (b) -60^@C under 10 atm, (c) 15^@C under 56 atm ?

Answer the following questions based on the p-T phase diagram of carbon dioxide as shown in the figure . (i) At what temperature and pressure can the solid , liquid and vapour phases of C0_(2) co-exist in equilibrium? (ii) What is the effect of decrease of pressure on the fusion and boiling point of C0_(2) ? (iii) What are the critical temperature and pressure for C0_(2) ? what is their significance ? (iv) Is C0_(2) solid , liquid, or gas at (a) -70^(@)C under 1 atm (b) -60^(@)C under 10 atm (c) 15^(@)C under 56 atm ?

Knowledge Check

  • The temperature in which ice, water and water vapour exist in equilibrium is called

    A
    Freezing point,
    B
    Boiling point,
    C
    Critical point,
    D
    Triple point.

  • The temperature and pressure at which ice, liquid water and water vapour can exist together are

    A
    `0^(@)` C,atm
    B
    `2^(@)C`, 4.7 atm
    C
    `0^(@) `C, 4.7 mm
    D
    `-2 ^(@)C` , 4.7 mm

  • The process in which water vapour changes to a liquid is called

    A
    condensation
    B
    evaporation
    C
    transpiration
    D
    precipitation.

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    At a particular temperature and atmospheric pressure, the solid and liquid phases of a pure substance can exist in equilibrium. Which of substance can exist in equilibrium. Which of the following term defines this temperature ?

    When density of liquid and vapours becomes the same the clear boundary between liquid and vapours disappear the temperature is called

    Vapour pressure of a liquid depends on

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