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The entropy of sublimation of a certain compound is 20.7 J K–1 mol–1 at its normal...

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Chemistry

The entropy of sublimation of a certain compound is 20.7 J K–1mol–1 at its normal sublimation point of 101 °C. Calculate thevapour pressure (in torr) of the compound at 9 °C. Assume that theenthalpy of sublimation is constant.

Answer & Explanation Solved by verified expert
3.9 Ratings (373 Votes)
A sublimation reaction is of the form Xsolid Xgas where X is some compound At some arbitrary temperature the Gibbs free energy change for this reaction would be given by Gsub Hsub TSsub Furthermore at the equilibrium sublimation temperature To the solid    See Answer
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