Difference between revisions of "PChem312 f20 w14"
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===Monday, Nov 16, 2020=== | ===Monday, Nov 16, 2020=== | ||
| + | ...continue with Sec 5.7, Absolute Entropy (Figures 5.7, 5.8, 5.9) | ||
| + | <gallery> | ||
| + | File:Entropy_01.png | ||
| + | File:Entropy_02.png | ||
| + | File:Entropy_03.png | ||
| + | </gallery> | ||
| + | |||
| + | Example problem 5.7...see figure 5.7... | ||
| + | [[Media:doc02908620201116105117.pdf|partial class notes]] | ||
| + | :- 3 solid heat capacities that are all a function of T, (note Solid III has 2 heat capacity ranges - 4 total terms), | ||
| + | :- like other phase transitions there is a ΔH associated with each of these solid phase changes (2 phase changes total), | ||
| + | :- heat of fusion...ΔH<sub>fus</sub> @ 54.39 K | ||
| + | :- 1 heat capacity associated with liquid that is a function of T, | ||
| + | :- heat of vaporization...ΔH<sub>vap</sub> @ 90.20 K | ||
| + | :- 1 heat capacity associated with gas that is a function of T. | ||
| + | --------------- | ||
| + | TOTAL of 10 terms. | ||
===Wednesday, Nov 18, 2020=== | ===Wednesday, Nov 18, 2020=== | ||
| + | Review of last lecture material...Absolute Entropy calcs... | ||
| + | |||
| + | ====Sec 5.9==== | ||
| + | Entropy of Chemical Reactions | ||
| + | |||
| + | - just like heat of formation calcs... | ||
| + | |||
| + | [[Media:t_dep_S.pdf|Example Problem 5.8]] | ||
===Thursday, Nov 19, 2020=== | ===Thursday, Nov 19, 2020=== | ||
| − | Exam 3 | + | Exam 3 (Ch 5 '''ONLY''') |
| + | :- Exam will be in person for those on campus and not in quarantine (Please send me a note if you are taking the exam virtually). | ||
| + | :- Exam will be posted at 2 pm. | ||
| + | :- Exam will completed by 6 pm; scanned and returned via email. | ||
===Friday, Nov 20, 2020=== | ===Friday, Nov 20, 2020=== | ||
| + | no class | ||
Latest revision as of 17:48, 18 November 2020
Monday, Nov 16, 2020
...continue with Sec 5.7, Absolute Entropy (Figures 5.7, 5.8, 5.9)
Example problem 5.7...see figure 5.7... partial class notes
- - 3 solid heat capacities that are all a function of T, (note Solid III has 2 heat capacity ranges - 4 total terms),
- - like other phase transitions there is a ΔH associated with each of these solid phase changes (2 phase changes total),
- - heat of fusion...ΔHfus @ 54.39 K
- - 1 heat capacity associated with liquid that is a function of T,
- - heat of vaporization...ΔHvap @ 90.20 K
- - 1 heat capacity associated with gas that is a function of T.
TOTAL of 10 terms.
Wednesday, Nov 18, 2020
Review of last lecture material...Absolute Entropy calcs...
Sec 5.9
Entropy of Chemical Reactions
- just like heat of formation calcs...
Thursday, Nov 19, 2020
Exam 3 (Ch 5 ONLY)
- - Exam will be in person for those on campus and not in quarantine (Please send me a note if you are taking the exam virtually).
- - Exam will be posted at 2 pm.
- - Exam will completed by 6 pm; scanned and returned via email.
Friday, Nov 20, 2020
no class