Convert centimeter of water to standard atmosphere
Only numbers, with a single decimal separator.
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- 1 cmH₂O = 0.000968 atm
- 1 atm = 1033.227453 cmH₂O
Example: centimeter of water to standard atmosphere
- 1 centimeter of water = 0.000968 standard atmosphere
Centimeter of water to standard atmosphere conversion table
| centimeter of water | standard atmosphere |
|---|---|
| 1 | 0.000968 |
| 2 | 0.001936 |
| 5 | 0.004839 |
| 10 | 0.009678 |
| 20 | 0.019357 |
| 50 | 0.048392 |
| 100 | 0.096784 |
Centimeter of water to standard atmosphere formula
To convert centimeter of water to standard atmosphere, multiply by 0.000968.
1 cmH₂O = 0.000968 atm
Common pressure conversion mistakes
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One atmosphere is not exactly one bar: 1 atm = 1.01325 bar = 101.325 kPa. There is also the technical atmosphere (1 kgf/cm²) at about 0.981 bar. The ~1% differences rarely matter day to day, but engineering and diving calculations need the right unit.
Quick centimeter of water and standard atmosphere conversion quiz
1 standard atmosphere equals 5.17e+3 centimeter of water.
Correct answer: 1 standard atmosphere = 1.03e+3 centimeter of water.
2 centimeter of water equals 0.0194 standard atmosphere.
Correct answer: 2 centimeter of water = 0.00194 standard atmosphere.
25 centimeter of water equals 0.00484 standard atmosphere.
Correct answer: 25 centimeter of water = 0.0242 standard atmosphere.
10 centimeter of water equals 0.000968 standard atmosphere.
Correct answer: 10 centimeter of water = 0.00968 standard atmosphere.
2 centimeter of water equals 0.00194 standard atmosphere.
Correct answer: 2 centimeter of water = 0.00194 standard atmosphere.