Embed Size (px)
Citation preview
CHEM 340 FALL 2013 PROBLEM SET 9 Due : Fri, Nov 1@ 2pm BEFORE CLASS! HW TO BE HANDED IN
1
(Use the boxed numbers 1-13 to
mark your answers)
2
2
Actually both are 49.0 J/MolK, values are
same due to setup, since DG not that small
3
3
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
4
4
5
Recall exp(lnK) = K, so need exp(1.13) = 3.096 or e1.1296 = 3.094
5
6
6
7
7
8
8
9 Save for set#10
9
10
11
10
12 Save for set#10
13
Save for set#10
11
EXTRA-DO NOT HAND IN (practice
for exams)
12
13
14
15
16
17
18
19
20
21
22
23
END
