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Answer the following questions using the chemical reaction and thermochemical information given below: C2H5I(g) + HI(g)...

Answer the following questions using the chemical reaction and thermochemical information given below:

C2H5I(g) + HI(g) ⇌ 1C2H6(g) + I2(g)

ΔHf° (kJ/mol)     S° (J mol-1 K-1)
C2H6 -83.85 229.20
I2 62.42 260.69
C2H5I -7.70 306.00
HI 26.36 206.59



1. Determine ΔG°rx (in kJ) for this reaction at 8339.9 K. Assume ΔH°f and S° do not vary as a function of temperature. Report your answer to two decimal places
2. Determine the equilibrium constant for this reaction. Report your answer to three significant figures in scientific notation.

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