Let us consider a reversible reaction at temperature, T.
In this reaction, both $Δ H$ and $Δ S$ were observed to have positive values. If the equilibrium temperature is Te , then the reaction becomes spontaneous at :

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TestHub · Accepted Answer

For reaction to be spontaneous according to 2 nd law: Δ G < 0 ⇒ Δ H − T Δ S < 0 ⇒ T > ( Δ S Δ H ) = T e ⇒ T > T e

Chemistry - Thermodynamics - II Question with Solution | TestHub

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