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Class 11 NEET Chemistry Chemical Thermodynamics

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Question : 22

Total: 94

A gas is allowed to expand in a well insulated container against a constant external pressure of 2.5atm from an initial volume of 2.50 L to a final volume of 4.50L. The change in internal energy ΔU of the gas in joules will be:-

-500 J
-505 J
+505 J
1136.25 J

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