Packet 6: Bonus 1
One of these systems in blood is named for the bicarbonate ion and is catalyzed by carbonic anhydrase. For 10 points each,
[10e] Name these chemical systems that resist changes in pH.
ANSWER: buffers [accept buffer systems]
[10h] Twenty buffers commonly utilized in biology including Bicine [by-seen] and BES are commonly named for this chemist.
ANSWER: Norman Good [accept Good’s Buffers]
[10m] One common universal buffering agent is this molecule, which is produced in a namesake cycle by the aldol condensation of oxaloacetate and Acetyl-CoA.
ANSWER: citric acid [accept citrate]
<Science - Chemistry, Jonathan Ouyang> | VAULT II Packet 06
| Heard | PPB | E % | M % | H % |
|---|---|---|---|---|
| 43 | 17.21 | 95% | 58% | 19% |
Conversion
| Team | Opponent | Part 1 | Part 2 | Part 3 | Total | Parts |
|---|---|---|---|---|---|---|
| Georgia A | Washington | 10 | 0 | 0 | 10 | E |
| Georgia C | North Carolina | 10 | 0 | 0 | 10 | E |
| Kentucky | Texas B | 10 | 0 | 0 | 10 | E |
| New York | Georgia B | 10 | 0 | 10 | 20 | EM |
| Texas A | California | 10 | 0 | 10 | 20 | EM |
Summary
| Tournament | Edition | Match | Heard | PPB | E % | M % | H % |
|---|---|---|---|---|---|---|---|
| VAULT II at Georgia Tech | 2026-01-24 | ✓ | 6 | 26.67 | 100% | 100% | 67% |
| Triangle Cup | 2026-03-13 | ✓ | 3 | 13.33 | 100% | 33% | 0% |
| VAULT II at Eden Prairie HS | 2026-03-13 | ✓ | 3 | 10.00 | 67% | 33% | 0% |
| VAULT II at McGill | 2026-03-13 | ✓ | 4 | 12.50 | 100% | 25% | 0% |
| VAULT II at UCSB | 2026-03-13 | ✓ | 4 | 20.00 | 100% | 75% | 25% |
| VAULT II Northern UK | 2026-04-24 | ✓ | 3 | 10.00 | 100% | 0% | 0% |
| VAULT II Southern UK | 2026-04-24 | ✓ | 4 | 20.00 | 100% | 100% | 0% |
| VAULT II at Harvard | 2026-04-30 | ✓ | 3 | 20.00 | 100% | 67% | 33% |
| VAULT II at MINT | 2026-06-19 | ✓ | 5 | 14.00 | 100% | 40% | 0% |
| VAULT II Stanford Online | 2026-07-17 | ✓ | 8 | 17.50 | 88% | 63% | 25% |