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Use the following thermodynamic data to calculate ∆S° (universe) for the formation of HBr(g) from its...

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Chemistry

Use the following thermodynamic data to calculate ∆S°(universe) for the formation of HBr(g) from its elements at 298K inJ/K.   HINT: write the formation reaction forHBr(g)

Species       ∆Hf° (kJ/mol)       S°(J/Kmol)                 Species      ∆Hf°(kJ/mol)      S° (J/Kmol)

HBr(g)          -36.3                 198.59                             Br2(g)         30.91               245.38

Br2(l)                0                  152.23                             H2(g)             0                   130.6

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