Which of the Following Reactions Would Be Expected to Have $\to$

question 59

Multiple Choice

Which of the following reactions would be expected to have a positive entropy change, ∆_rS° > 0?
1. 2 SO2(g) + O2(g) → 2 SO3(g)
2. Ba(OH) 2(s) → BaO(s) + H2O(g)
3. CO(g) + 2 H₂(g) $\to$ CH₃OH( )

• A) 1 only
• B) 2 only
• C) 3 only
• D) 1 and 2
• E) 1 and 3

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