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One mole of a gas is defined as:...

One mole of a gas is defined as:

A

the number of molecules in one litre of gas

B

the number of molecules in one formula weight of gas

C

the number of molecules contained in 12 grams of (12 C) isotope

D

the number of molecules in 22.7 litres of a gas at S.T.P.

Text Solution

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The correct Answer is:
D
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Knowledge Check

  • At very high pressures, the compressibility factor of one mole of a gas is given by:

    A
    `1+(pb)/(RT)`
    B
    `(Pb)/(RT)`
    C
    `1-(pb)/(RT)`
    D
    `1-b/((VRT))`

  • At very high pressure, the compressibility factor of one mole of a gas is given by :

    A
    `1+(Pb)/(RT)`
    B
    `(Pb)/(RT)`
    C
    `1-(Pb)/(RT)`
    D
    `1-(b)/((VRT))`

  • The compressibility factor (Z) for one mole of a gas is more than one under S.T.P. conditions. Therefore

    A
    `V gt 11.2 L`
    B
    `V lt 22.38 L`
    C
    `V gt 22.38 L`
    D
    `V = 22.38 L`

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