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Sneha_Sajeev
18 Sep 19

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 :
(1) -500J (2) -505J
(3) +505J (4) 1136.25J

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Sneha_Sajeev

Please reply with full explanation

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Erfan
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