Chemistry · 2017
NEET 2017 · 7 May · Code A · Q60
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…
A gas is allowed to expand in a well insulated container against a constant external pressure of $\displaystyle 2.5$ atm from an initial volume of $\displaystyle 2.50$ L to a final volume of $\displaystyle 4.50$ L. The change in internal energy $\displaystyle \Delta \mathrm{U}$ of the gas in joules will be :
Official answer
From NTA’s final answer key for this paper.
(3)
-$\displaystyle 505$ J
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NEET (UG) 2017 Chemistry question, with the answer from NTA’s final answer key. Where our answers come from.