Q60 / 199 · NEET 2008 (Mains) · Chemistry

If a gas expands at constant temperature, it indicates that

  • A
    Number of the molecules of gas increases
  • B
    Kinetic energy of molecules decreases
  • C
    Pressure of the gas increases
  • Correct answer
    D
    Kinetic energy of molecules remains the same

Solution

Kinetic energy of gaseous molecules depends on temperature only.

Hence, the correct answer is option: 'D'.

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