Chemistry · 2019
JEE Main · 10 April 2019, Shift 2 · Q54
The difference between Δ H and Δ U (Δ H -Δ U ), when the combustion of one mole of heptane(l) is carried out at a temperature T, is equal to:
The difference between $\displaystyle \Delta H$ and $\displaystyle \Delta U$ $\displaystyle (\Delta \mathrm{H}-\Delta \mathrm{U})$, when the combustion of one mole of heptane(l) is carried out at a temperature T, is equal to :
Official answer
(3)
-4RT
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JEE Main 2019 Chemistry question, with the answer from NTA’s final answer key. Where our answers come from.