Atmospheres to Pascals (atm to Pa) Converter
1 atmosphere (atm) = 101,325 pascals (Pa). To convert atmospheres to pascals, multiply by 101,325: 25 atm × 101,325 = 2,533,125 Pa.
Quick facts
- 1 atm = 101,325 Pa
- 1 Pa = 0.0000098692 atm
- Formula: Pa = atm × 101,325
- Quick estimate: multiply by about 101325
How to convert atmospheres to pascals
- Take the value in atmospheres.
- Multiply it by 101,325 (the number of pascals in one atmosphere).
- Round the result to the precision you need.
Worked example: 25 atm × 101,325 = 2533125 Pa.
To convert pascals back to atmospheres, multiply by 0.0000098692, or divide by 101,325.
Source: NIST SP 811 (2008), Appendix B.
Atmospheres to Pascals conversion table
| Atmospheres [atm] | Pascals [Pa] |
|---|---|
| 0.001 atm | 101.325 Pa |
| 0.01 atm | 1013.25 Pa |
| 0.1 atm | 10132.5 Pa |
| 0.5 atm | 50662.5 Pa |
| 1 atm | 101325 Pa |
| 2 atm | 202650 Pa |
| 5 atm | 506625 Pa |
| 10 atm | 1013250 Pa |
atm to Pa chart from 1 to 100
- 1 atm 101325 Pa
- 2 atm 202650 Pa
- 3 atm 303975 Pa
- 4 atm 405300 Pa
- 5 atm 506625 Pa
- 6 atm 607950 Pa
- 7 atm 709275 Pa
- 8 atm 810600 Pa
- 9 atm 911925 Pa
- 10 atm 1013250 Pa
- 11 atm 1114575 Pa
- 12 atm 1215900 Pa
- 13 atm 1317225 Pa
- 14 atm 1418550 Pa
- 15 atm 1519875 Pa
- 16 atm 1621200 Pa
- 17 atm 1722525 Pa
- 18 atm 1823850 Pa
- 19 atm 1925175 Pa
- 20 atm 2026500 Pa
- 25 atm 2533125 Pa
- 30 atm 3039750 Pa
- 35 atm 3546375 Pa
- 40 atm 4053000 Pa
- 45 atm 4559625 Pa
- 50 atm 5066250 Pa
- 55 atm 5572875 Pa
- 60 atm 6079500 Pa
- 65 atm 6586125 Pa
- 70 atm 7092750 Pa
- 75 atm 7599375 Pa
- 80 atm 8106000 Pa
- 85 atm 8612625 Pa
- 90 atm 9119250 Pa
- 95 atm 9625875 Pa
- 100 atm 10132500 Pa
Pascals to Atmospheres conversion table
| Pascals [Pa] | Atmospheres [atm] |
|---|---|
| 1 Pa | 0.0000098692 atm |
| 10 Pa | 0.0000986923 atm |
| 100 Pa | 0.0009869233 atm |
| 1000 Pa | 0.0098692327 atm |
| 10000 Pa | 0.0986923267 atm |
| 100000 Pa | 0.9869232667 atm |
| 1000000 Pa | 9.8692326672 atm |
Atmospheres vs Pascals
| Atmosphere | Pascal | |
|---|---|---|
| Symbol | atm | Pa |
| Equals | 1 atm = 101,325 Pa | 1 Pa = 0.0000098692 atm |
What is an atmosphere?
Defined as standard atmospheric pressure at sea level. Used as a reference pressure in science and diving.
What is a pascal?
The SI derived unit of pressure, equal to one newton per square meter. Used in scientific and engineering pressure calculations.
Frequently asked questions
How many pascals are in an atmosphere?
There are 101,325 pascals in 1 atmosphere (1 atm = 101325 Pa).
How many atmospheres are in a pascal?
There are 0.0000098692 atmospheres in 1 pascal (1 Pa = 0.0000098692 atm).
How do I convert atmospheres to pascals?
Multiply the number of atmospheres by 101,325. For example, 10 atm × 101,325 = 1,013,250 Pa. To convert back, multiply by 0.0000098692.
What is 10 atm in pascals?
10 atm = 1,013,250 Pa.
What is 100 atm in pascals?
100 atm = 10,132,500 Pa.
Is the conversion exact?
Yes. The factor comes from the official definitions of both units (NIST SP 811 (2008), Appendix B). Results are shown to up to 10 decimal places; round them to suit your purpose.
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