4 kg moles of an ideal gas expands in vacuum spontaneously...

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4 kg moles of an ideal gas expands in vacuum spontaneously. The work done is

A. 4 J

B. ∞

C. 0

D. 8 J

Answer: Option C

Solution(By Examveda Team)

Since pressure external is zero in case of expansion in vacuum, the work done will be zero.

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