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States of Matte...

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  • Question 1
    4 / -1

    The vander Waal’s constant ‘a’ for the gases O2, N2, NH3 and CH4 are 1.3, 1.390, 4.170 and 2.253 L2 atm mol-2 respectively. The gas which can be most easily liquefied is

  • Question 2
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    Which of the following pairs will diffuse at the same rate through a porous plug?

  • Question 3
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    The r.m.s velocity at NTP of the species can be calculated from the expression

  • Question 4
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    Root mean square velocity of a gas molecule is proportional to

  • Question 5
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    In vander Waal’s equation of state for a non-ideal gas, the term that accounts for intermolecular forces is:

  • Question 6
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    In a closed flask of 5 litres, 1.0g of H2 is heated from 300 to 600K. Which statement is not correct?

  • Question 7
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    Which is not true in case of an ideal gas?

  • Question 8
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    Vander Waal’s equation of state is obeyed by real gases. For n moles of a real gas, the expression will be

  • Question 9
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    The correct value of the gas constant ‘R’ is close to:

  • Question 10
    4 / -1

    If C1, C2, C3…….represent the speeds of n1, n2, n3….molecules, then the root mean square speed is

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