Round 1: Tossup 18
The reduced temperature is equivalent to the actual temperature divided by a temperature described by this adjective. By differentiating the Van der Waals equation twice, one can find that the pressure described by this adjective is a-over-27-b-squared. Oscillatory isotherms vanish at a state described by this adjective where one of the coexistence curves end. Decaffeination utilizes a form of (*) carbon dioxide being [emphasize] beyond a state described by this adjective. At a state described by this adjective, the gas and liquid phases become indistinguishable. For 10 points, name this adjective describing the point at the far right of a phase diagram. ■END■
ANSWER: critical [accept critical temperature or critical pressure or critical point or supercritical fluid]
<Science - Chemistry, Rohan Ganeshan> | VAULT II Packet 01
= Average correct buzzpoint
Buzzes
| Player | Team | Opponent | Buzzpoint | Value |
|---|---|---|---|---|
| James Li | Chapel Hill B | East Chapel Hill | 37 | -5 |
| Alex An | Chapel Hill A | Cary Academy | 89 | 10 |
| Max Green | East Chapel Hill | Chapel Hill B | 99 | 10 |
| Miles Gladstone | Grimsley | Tantaene Animis Caelestibus Irae | 99 | 10 |
Summary
| Tournament | Edition | Match | Heard | Conv. % | Power % | Neg % | Avg. Buzz |
|---|---|---|---|---|---|---|---|
| VAULT II at Georgia Tech | 2026-01-24 | ✕ | 6 | 100% | 67% | 33% | 56.67 |
| Triangle Cup | 2026-03-13 | ✓ | 3 | 100% | 0% | 33% | 95.67 |
| VAULT II at Eden Prairie HS | 2026-03-13 | ✓ | 3 | 100% | 0% | 33% | 83.00 |
| VAULT II at McGill | 2026-03-13 | ✓ | 4 | 75% | 0% | 25% | 76.33 |
| VAULT II at UCSB | 2026-03-13 | ✓ | 5 | 80% | 40% | 40% | 70.00 |
| VAULT II Northern UK | 2026-04-24 | ✓ | 3 | 33% | 0% | 67% | 68.00 |
| VAULT II Southern UK | 2026-04-24 | ✓ | 4 | 75% | 25% | 0% | 60.00 |
| VAULT II at Harvard | 2026-04-30 | ✓ | 4 | 50% | 25% | 25% | 71.00 |
| VAULT II at MINT | 2026-06-19 | ✓ | 5 | 80% | 0% | 20% | 83.00 |
| VAULT II Stanford Online | 2026-07-17 | ✓ | 8 | 100% | 50% | 13% | 60.13 |