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Ozone Properties:
| Property |
Ozone |
vs. Oxygen |
| Molecular Formula: |
O3 |
O2 |
| Molecular Weight: |
48 |
32 |
| Color: |
light blue |
colorless |
| Smell: |
- clothes after being outside on clothesline
- photocopy machines
- smell after lightning storms |
- odorless |
| Solubility in Water (@ O-deg C): |
0.64 |
0.049 |
| Density (g/cm3): |
2.144 |
1.429 |
| Electrochemical Potential, V: |
2.07 |
1.23 |

| Typical O3
half-life vs. Temperature |
Gaseous
|
Temp (C) |
half-life time |
|
-50 |
3-months |
|
-35 |
18-days |
|
-25 |
8-days |
|
20 |
3-days |
|
120 |
1.5-hours |
|
250 |
1.5- seconds |
|
Dissolved
in Water (pH 7)
| Temp (C) |
half-life
time |
| 15 |
30-minutes |
| 20 |
20-minutes |
| 25 |
15-minutes |
| 30 |
12-minutes |
| 35 |
8-minutes |
|
These values are based on thermal decomposition, no wall effects or other
catalytic effects are considered. |

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information!
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