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Two moles of helium gas (gamma=(5)/(3)) ...

Two moles of helium gas `(gamma=(5)/(3))` at `27^(@)C` is expanded at constant pressure until its volume is doubled. Then it undergoes an adiabatic change until the temperature returns to its initial value. The work done during adiabatic process is ________
(universal gas constant = 8.3 `"J mol"^(-1)K^(-1)`)

A

7470 J

B

7070 J

C

4770 J

D

4077 J

Text Solution

Verified by Experts

The correct Answer is:
A
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