Problem: Which relationship or statement best describes ∆S° for the following reaction?2 H2(g) + O2(g) → 2 H2O (l)A) ∆S° < 0B) ∆S° > 0C) ∆S° ≈ 0D) ∆S° = ∆H°/TE) More information is needed to make a reasonable prediction.

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We’re being asked to which relationship or statement best describes ∆S° for the following reaction


2 H2(g) + O2(g) → 2 H2O (l)


Recall that entropy is the degree of chaos or disorder of a system and that it depends on the following:


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Problem Details

Which relationship or statement best describes ∆S° for the following reaction?

2 H2(g) + O2(g) → 2 H2O (l)

A) ∆S° < 0

B) ∆S° > 0

C) ∆S° ≈ 0

D) ∆S° = ∆H°/T

E) More information is needed to make a reasonable prediction.