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CHEMISTRY · Subjective · A Level · Chemistry · Thermodynamics · Thermodynamics
Problem For the combustion reaction C H 4 ( g ) + 2 O 2 ( g ) → C O 2 ( g ) + 2 H 2 O ( ℓ ) \mathrm{CH_4(g)+2\,O_2(g)\rightarrow CO_2(g)+2\,H_2O(\ell)} C H 4 ( g ) + 2 O 2 ( g ) → C O 2 ( g ) + 2 H 2 O ( ℓ ) Δ S 298 ∘ = − 242.6 J mol − 1 K − 1 \Delta S^{\circ}_{298}=-242.6\;\text{J\,mol}^{-1}\,\text{K}^{-1} Δ S 298 ∘ = − 242.6 J mol − 1 K − 1 Δ S 298 ∘ \Delta S^{\circ}_{298} Δ S 298 ∘ 1 2 C O 2 ( g ) + H 2 O ( ℓ ) → 1 2 C H 4 ( g ) + O 2 ( g ) \mathrm{\dfrac12\,CO_2(g)+H_2O(\ell)\rightarrow \dfrac12\,CH_4(g)+O_2(g)} 2 1 C O 2 ( g ) + H 2 O ( ℓ ) → 2 1 C H 4 ( g ) + O 2 ( g ) Browse the problem library