Ethene (C2H4) can be halogenated by the following reaction: C2H4(g) + X2(g) ⇌ C2H4X2(g), where X2 can be Cl2, Br2, or I2.
Use the thermodynamic data given below to calculate ΔG˚ for the halogenation reaction by I2 at 26 ˚C.
|Compound||ΔH˚f (J/mol K)||ΔS˚f (J/mol K)|
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