The Standard Molar Entropy for Br₂(g)is 245

question 53

Multiple Choice

The standard molar entropy for Br₂(g) is 245.46 J/(mol ∙ K) at 25°C.Given that ΔS° = 104.58 J/K for the dissociation of one mole of Br₂(g) into Br(g) at 25°C,find the standard molar entropy for Br(g) at 25°C.

• A)70.44 J/(mol ∙ K)
• B)140.08 J/(mol ∙ K)
• C)175.02 J/(mol ∙ K)
• D)350.04 J/(mol ∙ K)

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