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a gas is allowed to expand in a well insulated con
Question:
A gas is allowed to expand in a well insulated container against a constant external pressure of 2.5 atm from an initial volume of 2.50 L to a final volume of 4.50 L. The change in internal energy △U of the gas in joules will be
NEET (UG) - 2017
NEET (UG)
Updated On:
Apr 14, 2025
1136.25 J
- 500 J
–505 J
+505 J
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The Correct Option is
C
Solution and Explanation
The correct option is (C): –505 J.
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