Calculate ΔS° for the Reaction SiCl₄(g) + 2Mg(s) → 2MgCl₂(s)

question 42

Multiple Choice

Calculate ΔS° for the reaction SiCl₄(g) + 2Mg(s) → 2MgCl₂(s) + Si(s)
Substance: SiCl4(g) Mg(s) MgCl₂(s) Si(s)
S°(J/K·mol) : 330.73 32.68 89.62 18.83

• A) -254.96 J/K
• B) -198.02 J/K
• C) 198.02 J/K
• D) 254.96 J/K
• E) 471.86 J/K

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