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Density of ideal gas at 2.46 atm and 300...

Density of ideal gas at 2.46 atm and 300 K is `0.8 g//L` Hence g-molar mass of gas is :
`[R = 0.082 "L-atm/mol-K"]`

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Knowledge Check

  • An evacuated vessel weighs 50 g when empty, 144 g when filled with a liquid of density 0.47 g mL^(-1) and 50.5 g when filled with an ideal gas at 760 mm Hg at 300 K. The molar mass of the ideal gas is (Given R=0.082 L atm K^(-1)mol^(-1) )

    A
    61.575
    B
    130.98
    C
    87.943
    D
    123.75
  • An evactuated vessel weights 50 g when empty, 144 g when filled with a liquid of density 0.47 g mL^(-1) and 50.0 g when filled with an ideal gas at 760 mm Hg at 300 K. The molar mass ideal gas is (given R = 0.0821 L K^(-1) mol^(-1) )

    A
    61.575
    B
    130.98
    C
    123.73
    D
    47.87
  • 8.2 L of an ideal weight 9.0 g at 300 K and 1 atm. pressure. The molecular mass of gas is

    A
    `9`
    B
    `27`
    C
    `54`
    D
    `81`
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