The Value of Δ_fG° at 100

question 30

Multiple Choice

The value of Δ_fG° at 100.0 °C for the formation of calcium chloride from its constituent elements, Ca(s) + Cl₂(g) → CaCl₂(s)
Is __________ kJ mol^-1. At 25.0 °C for this reaction, Δ_fH° is -795.8 kJ mol^-1l, Δ_fG° is -748.1 kJ mol^-1, and Δ_fS° is -159.8 J K^-1 mol^-1.

• A)-855.4
• B)-736.2
• C)5.88 × 10⁴
• D)-779.8
• E)1.52 × 10⁴

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