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For adsorption of a gas on solid surface...

For adsorption of a gas on solid surface, following isotherm was obtained. Where P is pressure of gas in atm, x represents amount of gas adsorbed and m represents mass of adsorbent, calculate the value of `(x)/(m)` of the gas at same temperature and at a pressure of 81 atm.

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At a temperature of 180 K, O_(2) gas adsorbs on Pt surface following Freundlich adsorption isotherm. Following experimental data is obtained. where P is partial pressure of gas and x/m is mass of gas adsorbed per gm of platinum. Calculate millimoles of O_(2) adsorbed per gm of platinum at 4 bar pressure and 180 K.

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Knowledge Check

  • The adsorption of a gas on a solid surface varies with pressure of the gas in which of the following manner

    A
    fast to slow to independent of the pressure
    B
    slow to fast to independent of the pressure
    C
    independent of the pressure to fast to slow
    D
    independent of the pressure to slow to fast

  • The adsorption of gas on a solid surface varies with pressure of the gas in which of the following manner.

    A
    fast `rarr` slow `rarr` independent of the pressure
    B
    slow `rarr` fast `rarr` independent of the pressure
    C
    Independent of the pressure `rarr` fast `rarr` slow
    D
    Independent of the pressure `rarr` slow `rarr` fast

  • Based on Langmuir adsorption isotherm ,at very high pressures the amount of gas adsorbed

    A
    Increases first and decreases later with pressure
    B
    Reaches a constant limiting value
    C
    Goes on decreasing with pressure
    D
    Goes on increasing with pressure

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    The pressure of a gas is 2.5 atm . Calculate the value in torr.

    A graph between the amount of gas adsorbed per gram of the absorbent and equilibrium pressure of the adsorbate at constant temperature is called ................. .

    The correct variation for adsorption of a gases on a solid surface with pressure of the gas, in the following manner is

    In which of the following manner the adsorption of a gas on a solid surface varies with pressure of the gas?

    According of Langmuir adsorption isotherm amount of gas adsorbed at very low pressure

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