A gas absorbs 120 J of heat and expands ...

A gas absorbs 120 J of heat and expands against an external pressure of 1.10 atm from a volume of 0.52 to 2.0 L. The change in internal energy is (1 L atm = 101.3 J) :

A

`-167.1 J`

B

`-47.1 J`

C

`-287.1 J`

D

287.1 J

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The correct Answer is:

B

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