Common values
| Torr | Atmospheres |
|---|---|
| 760 | 1 |
| 380 | 0.5 |
| 100 | 0.1316 |
| 1 | 0.001316 |
Common questions
How many torr are in one atmosphere?
Exactly 760 torr. This was fixed by the BIPM in 1954.
Is torr the same as mmHg?
They are nearly identical for practical purposes, differing by less than two parts in ten million, so they are used interchangeably in most lab work.