Chemistry · 2019
JEE Main · 11 January 2019, Shift 2 · Q57
For the equilibrium, 2 H_2 O ⇌ H_3 O^++ OH^-, the value of Δ G^° at 298 K is approximately:
For the equilibrium,
$\displaystyle 2 \mathrm{H}_2 \mathrm{O} \rightleftharpoons \mathrm{H}_3 \mathrm{O}^{+}+\mathrm{OH}^{-}$, the value of $\displaystyle \Delta \mathrm{G}^{\circ}$
at $\displaystyle 298$ K is approximately :
Official answer
(3)
$\displaystyle 80 \mathrm{~kJ} \mathrm{~mol}^{-1}$
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JEE Main 2019 Chemistry question, with the answer from NTA’s final answer key. Where our answers come from.