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The average kinetic energy per molecule ...

The average kinetic energy per molecule of all monatomic gases is the same at the same temperature. Is this ture or false ?

Text Solution

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True, because average kinetic energy per molecule is `(3//2) kT`.
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Knowledge Check

  • Average kinetic energy of molecules is

    A
    directly proportional to square root of temperature .
    B
    directly proportional to absolute temperature.
    C
    independent of absolute temperature.
    D
    inversely proportional to absolute temperature

  • Average kinetic energy of a gas molecule is

    A
    inverserly proportional to the square of its absolute temperature
    B
    directly proportional to square root of its absolute temperature
    C
    directly proportional to its absolute temperature
    D
    directly proportional to square of absolute temperature

  • The average kinetic energy per mole of hydrogen at given temperature is

    A
    equal of that of oxygen
    B
    16 times that of oxygen
    C
    `1//16` times that of oxygen
    D
    `1//8` times that of oxygen

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    The average energy per molecule of a triatomic gas at room temperature T is

    E_(0) and E_(n) respectively represent the average kinetic energy of a molecule of oxygen and hydrogen. If the two gases are at the same temperature, which of the following statements is true?

    Express the average kinetic energy per mole of a monoatomic gas of molar mass M, at temperature T K in terms of the average speed of the molecules U_(avg) :

    The kinetic energy per molecule of a gas at temperature T is ………… .

    The average kinetic energy of the molecules of an ideal gas at 10 ^@ C has the value (E). The temperature at which the kinetic energy of the same gas becomes (2 E) is.

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