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The work of 146 ~kJ is performed in order to compress one kilo mole of gas adiabatically and in this process the temperature of the gas increases by 7^ C . The gas is ( R =8.3 ~J ~mol ⁻¹ ~K ⁻¹ )

Options

  1. Amonoatomic
  2. Bdiatomic
  3. Ctriatomic
  4. Da mixture of monoatomic and diatomic

Correct answer

B. diatomic

Step-by-step solution

146=C_v T C_v=21 ~J / mol K

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