Atmosphere to mmHg Converter
Pressure · unit-converter
Convert Atmosphere to mmHg with a fixed input and output unit, step-by-step formula line, and reference tables. All calculations bridge through pascal with fixed definitions (standard atmosphere = 101,325 Pa; torr and mmHg = atm/760; plus industrial/manometer units like kgf/cm², inHg, inH2O, and mmH2O).
About Atmosphere
The standard atmosphere (atm) is defined as exactly 101,325 Pa. It links legacy chemistry and physics problems to SI.
About mmHg
Millimeters of mercury (mmHg) is common in medicine (e.g. blood pressure). Here it uses the same Pa per unit as torr (133.32236842105263 Pa).
How to convert atmosphere to millimeter of mercury (mmhg)
1 atmosphere equals 760 mmhg in this tool (via pascal):
1 atm = (101325 Pa ÷ 133.32236842105263 Pa) mmhg = 760 mmhg
Each atmosphere carries 101325 Pa and each mmhg 133.32236842105263 Pa, so one atm equals 101325 ÷ 133.32236842105263 mmhg.
Let p(atm) be pressure in Atmosphere (atm), and p(mmhg) in mmHg (mmhg). Then:
p(mmhg) = p(atm) × (101325 / 133.32236842105263)
Equivalently, divide by how many atm fit into one mmhg (Pa per mmhg divided by Pa per atm):
p(mmhg) = p(atm) ÷ 0.0013157894736842105
Examples
Example #1: Convert 1 atm to mmhg
1 atm = 1 atm × (101325/133.32236842105263) mmhg = 760 mmhg
1 atm = 1 atm ÷ 0.0013157894736842105 = 760 mmhg
1 atm × (101,325/133.32236842105263) = 760.000000 mmhg
Example #2: Convert 10 atm to mmhg
10 atm = 10 atm × (101325/133.32236842105263) mmhg = 7600 mmhg
10 atm = 10 atm ÷ 0.0013157894736842105 = 7600 mmhg
10 atm × (101,325/133.32236842105263) = 7,600.000000 mmhg
Summary
To convert Atmosphere to mmHg, multiply the value in atm by (101325 Pa per atm) / (133.32236842105263 Pa per mmhg). Equivalently: value_mmhg = value_atm × (101325 / 133.32236842105263). Numerically, 1 atm equals 760 mmhg.
Relationship context
Both Atmosphere and mmHg are converted by fixed multiples of the pascal. Multiplying by (Pa per atm) ÷ (Pa per mmhg) gives the same result as passing through pascal, keeping bar, atm, PSI, kPa, hPa, torr, and mmHg consistent on the hub.
Conversion tables
| Atmosphere (atm) | mmHg (mmhg) |
|---|---|
| 0.1 | 76 |
| 1 | 760 |
| 2 | 1,520 |
| 3 | 2,280 |
| 4 | 3,040 |
| 5 | 3,800 |
| 6 | 4,560 |
| 7 | 5,320 |
| 8 | 6,080 |
| 9 | 6,840 |
| Atmosphere (atm) | mmHg (mmhg) |
|---|---|
| 10 | 7,600 |
| 20 | 15,200 |
| 30 | 22,800 |
| 40 | 30,400 |
| 50 | 38,000 |
| 60 | 45,600 |
| 70 | 53,200 |
| 80 | 60,800 |
| 90 | 68,400 |
| 100 | 76,000 |