Kinetic Molecular Theory

AP Chemistry· difficulty 3/5

Average kinetic energy of gas particles depends on

  • A

    Mass

  • B

    Volume

  • C

    Absolute temperature only

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  • D

    Pressure

Explanation

KE_avg = (3/2)kT. At a given T, all gases have the same average KE (but different speeds because of different masses).

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