Chemistry · 2022
JEE Main · 28 June 2022, Shift 2 · Q82
For combustion of one mole of magnesium in an open container at 300 K and 1 bar pressure, Δ_C H^ =-601.70 kJ mol^-1, the magnitude of change in…
For combustion of one mole of magnesium in an open container at $\displaystyle 300$ K and $\displaystyle 1$ bar pressure, $\displaystyle \Delta_{\mathrm{C}} \mathrm{H}^{\ominus}=-601.70 \mathrm{~kJ} \mathrm{~mol}^{-1}$, the magnitude of change in internal energy for the reaction is
\_\_\_\_ kJ . (Nearest integer)
(Given : $\displaystyle \mathrm{R}=8.3 \mathrm{~J} \mathrm{~K}^{-1} \mathrm{~mol}^{-1}$ )
Official answer
600
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JEE Main 2022 Chemistry question, with the answer from NTA’s final answer key. Where our answers come from.