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CHEM 340 FALL 2013 PROBLEM SET 9 Due : Fri, Nov 1@ 2pm BEFORE CLASS! HW TO BE HANDED IN
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(Use the boxed numbers 1-13 to
mark your answers)
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Actually both are 49.0 J/MolK, values are
same due to setup, since DG not that small
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Remember full form: DS = DSo+∫(DCP/T)dT
DCP comes out since DCP constant, then ∫dT/T = ln(T2/T1)
Could do this with Gibbs Helmholtz, but useful form of that assumes DH constant
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Recall exp(lnK) = K, so need exp(1.13) = 3.096 or e1.1296 = 3.094
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9 Save for set#10
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12 Save for set#10
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Save for set#10
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EXTRA-DO NOT HAND IN (practice
for exams)
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END
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