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A gas contained in a cylinder fitted wit...

A gas contained in a cylinder fitted with a frictionless piston expands against a constant pressure 1 atmosphere from a volume of 4 litre to a volume of 14 litre. In doing so, it absorbs 800 J thermal energy from surroundings. Determine `DeltaU` for the process.

A

`-213.7J`

B

`-112J`

C

`-50J`

D

`-25J`

Text Solution

Verified by Experts

The correct Answer is:
A
`W=-2.303nRTlog.(V_(2))/(V_(1))`
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