Skip to content

Convert standard atmosphere to centimeter of mercury

Here you can quickly calculate how many centimeter of mercury fit in one standard atmosphere.
  • 1 atm = 75.999989 cmHg
  • 1 cmHg = 0.013158 atm

Standard atmosphere to centimeter of mercury conversion table

standard atmosphere centimeter of mercury
1 75.999989
2 151.999978
5 379.999946
10 759.999892
20 1519.999783
50 3799.999459
100 7599.998917

Formula to convert standard atmosphere to centimeter of mercury

To convert standard atmosphere to centimeter of mercury, multiply by 75.999989.

1 atm = 75.999989 cmHg
Example: 1 standard atmosphere = 75.999989 centimeter of mercury

Common mistakes in pressure conversion

  • 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 standard atmosphere to/from centimeter of mercury conversion quiz

Score: 0

108 standard atmosphere equals 4.1e+3 centimeter of mercury.

Correct answer: 108 standard atmosphere = 8.21e+3 centimeter of mercury.

166 centimeter of mercury equals 1.09 standard atmosphere.

Correct answer: 166 centimeter of mercury = 2.18 standard atmosphere.

2.6 standard atmosphere equals 98.8 centimeter of mercury.

Correct answer: 2.6 standard atmosphere = 198 centimeter of mercury.

More conversions in pressure