Question

Two moles of an ideal gas expand spontaneously in vacuum. The work done is

• A. 2 Joule
• B. 4 Joule
• C. Zero
• D. Infinite

Answer 1

Answer: (C)

Zero

Answer 2

(3) An ideal gas under going expansion in vacuum shows, $\Delta E = 0,W = 0$ and $q = 0$