Packet N: Bonus 12
The movement of compounds with this property from groundwater into buildings is the most common form of vapor intrusion. For 10 points each:
[10e] Name this property of compounds that readily vaporize. This property names a class of hazardous “organic compounds” found in paints and perfumes.
ANSWER: volatility [or volatile; accept volatile organic compounds]
[10h] This naturally produced compound comprises the majority of VOCs emitted by plants. In biological systems, DMAPP is a precursor to derivatives of this compound.
ANSWER: isoprene [accept terpenes; accept isoprenoids or terpenoids]
[10m] Ozonolysis of VOCs can form this carcinogen, “releasers” of which have been controversial in the cosmetics industry. This chemically-simple preservative cross-links DNA and proteins in a classic example of chemical fixation.
ANSWER: formaldehyde [or methanal]
<MY, Chemistry> | Packet-N_Chicago-C_George-Washington-A_Georgia-Tech-B_McMaster_Minnesota-A_Ohio-State-B_Texas-A
| Heard | PPB | E % | M % | H % |
|---|---|---|---|---|
| 38 | 13.42 | 84% | 40% | 11% |
Conversion
| Team | Opponent | Part 1 | Part 2 | Part 3 | Total | Parts |
|---|---|---|---|---|---|---|
| Duke | Liberty C | 10 | 0 | 0 | 10 | E |
| Liberty A | UNC C | 10 | 0 | 10 | 20 | EM |
| Liberty B | UNC D | 0 | 0 | 0 | 0 | |
| Virginia A | UNC B | 10 | 10 | 0 | 20 | EH |
| Wake Forest | Virginia Tech A | 0 | 0 | 0 | 0 | |
| William & Mary | South Carolina | 10 | 0 | 0 | 10 | E |
Summary
| Tournament | Edition | Match | Heard | PPB | E % | M % | H % |
|---|---|---|---|---|---|---|---|
| Lower Mid-Atlantic | 2025-02-01 | ✓ | 6 | 10.00 | 67% | 17% | 17% |
| Midwest | 2025-02-01 | ✓ | 6 | 15.00 | 83% | 67% | 0% |
| Northeast | 2025-02-01 | ✓ | 4 | 12.50 | 75% | 25% | 25% |
| Overflow | 2025-02-01 | ✓ | 4 | 10.00 | 75% | 25% | 0% |
| Pacific Northwest | 2025-02-01 | ✓ | 2 | 15.00 | 100% | 50% | 0% |
| UK | 2025-02-01 | ✓ | 9 | 15.56 | 100% | 44% | 11% |
| Upper Mid-Atlantic | 2025-02-01 | ✓ | 7 | 14.29 | 86% | 43% | 14% |