Packet 6: Bonus 4
This compound is produced by carbonylation of methanol using an iridium catalyst in the Cativa process. For 10 points each:
[10m] Name this compound, the second simplest carboxylic acid. This compound with the formula CH3COOH causes the sour taste of vinegar.
ANSWER: acetic acid [or acetate or ethanoic acid]
[10h] This polymer’s acetate was historically used in photographic film, superseding film made using this polymer’s “nitro-” derivative. This naturally occurring polymer is “regenerated” to produce rayon.
ANSWER: cellulose [prompt on celluloid by asking “what’s the polymer?”]
[10e] Acetic acid is produced by microbes such as Acetobacter through this metabolic process. This process can produce alcohols such as ethanol when applied to sugars.
ANSWER: fermentation [or fermenting]
<Chemistry — June Yin> | SHOW-ME Four Packet 6
| Heard | PPB | E % | M % | H % |
|---|---|---|---|---|
| 24 | 20.42 | 100% | 75% | 29% |
Conversion
| Team | Opponent | Part 1 | Part 2 | Part 3 | Total | Parts |
|---|---|---|---|---|---|---|
| Merrol Hyde A | Merrol Hyde B | 10 | 0 | 10 | 20 | ME |
| Owensboro | Harpeth Hall | 0 | 0 | 10 | 10 | E |
| Portland High | Franklin Road Academy | 0 | 0 | 10 | 10 | E |
| USN A | USN C | 10 | 10 | 10 | 30 | MHE |
| USN B | Athens Bible School | 10 | 0 | 10 | 20 | ME |
Summary
| Tournament | Edition | Match | Heard | PPB | E % | M % | H % |
|---|---|---|---|---|---|---|---|
| Rube Goldberg XIX | 11/20/2025 | ✓ | 14 | 19.29 | 100% | 71% | 21% |
| SHOW-ME Four Nationwide HS | 11/20/2025 | ✓ | 5 | 26.00 | 100% | 100% | 60% |
| SPOOKY IX | 11/20/2025 | ✓ | 5 | 18.00 | 100% | 60% | 20% |