Consider the formation of HI (g) from H2 (g) and I2 (g). H2 (g) +  I2 (g)  ⇌ 2HI (g) For this reaction, the equilibrium constant, K = 98, at 333°C, whereas K = 62.5, at 527°C. Determine the value of S° for I2 (g) at 527°C.

Principles of Modern Chemistry
8th Edition
ISBN:9781305079113
Author:David W. Oxtoby, H. Pat Gillis, Laurie J. Butler
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Chapter14: Chemical Equilibrium
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Consider the formation of HI (g) from H2 (g) and I2 (g).

H2 (g) +  I2 (g)  ⇌ 2HI (g)

For this reaction, the equilibrium constant, K = 98, at 333°C, whereas K = 62.5, at 527°C.

Determine the value of S° for I2 (g) at 527°C.

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