**Convert atm to mmHg: Atmospheres to Millimeters of Mercury Conversion Calculator (Pressure Conversions)**

Do you need to convert atm to mmHg? We have the solution to your pressure conversion question. There are 760 mmHg in 1 atm.

What if you don’t have exactly 1 atm? We know that 1 atmosphere equals 760 millimeters of mercury, but how do you convert atm to mmHg? That’s simple! Use our atm to mmHg calculator to convert your standard atmospheres into millimeters of mercury.

**atm to mmHg conversion calculator (Unit Converter)**

Use our atm to mmHg calculator to quickly convert from atm to mmHg. Just type in how many standard atmospheres you have into the box, and we will convert it into millimeters of mercury for you!

Looking at the atm to mmHg converter, you will see that we entered a value of 1 atm, which gives us an answer of 760 mmHg. That’s the answer to ‘convert 1 atm to mmHg’. 1 atm equals 760 milliliters of mercury.

Now it’s your turn! Just type in how many atm you have, and our atm to mmHg online calculator will tell you how much it is in standard atmospheres. We make atm to mmHg conversions easy with our online calculator, no matter how many atm you have. Whether you have 1 atm or 5 atm, our unit converter will find the answer to all your pressure conversion questions.

**How do you convert atm to mmHg? (atmospheres to millimeters of mercury)**

To convert from atm to mmHg, you need to multiply the number of atm by 760. For example, if you have 2 atm, you would multiply that value by 760 to get 1520 mmHg.

Alternatively, you can use our free atm to mmHg conversion calculator or conversion chart.

**atm to mmHg conversion formula (Pressure conversions)**

To convert atm (atmospheres) to mmHg (millimeters of mercury) using multiplication, use the following formula:

mmHg = atm x 760

For example, if you have 1 atm, then the equivalent value in mmHg would be:

mmHg = 1 atm x 760 = 760 mmHg

**Quick conversion chart: atm to mmHg table [0 °C]**

A quick way to convert atm to mmHg is to use our conversion chart. Conversion charts, also called conversion tables, list standard atmospheres (atm) in one column with the corresponding number of millimeters of mercury (mmHg) in the second column. Unlike other methods, conversion charts don’t require you to make any calculations.

For example, to convert 1 atm to mmHg using our conversion chart, locate the entry for 1 atm in the first column and note that the matching value for mmHg in the second column is 760. There are 760 mmHg in 1 atm.

atm | mmHg |
---|---|

1 | 760 |

1.2 | 912 |

1.5 | 1140 |

2 | 1520 |

2.3 | 1748 |

2.5 | 1900 |

3.2 | 2432 |

5 | 3800 |

6 | 4560 |

75 | 57000 |

**Conversion Example: Convert 10 atm to mmHg (Answered)**

To convert 10 atm to mmHg, multiply the pressure in atm by 760. This approach gives you the answer in mmHg, which is 7600 mmHg.

**Definition: What is standard atmosphere (atm)?**

Standard atmosphere (symbol = atm) is a unit of pressure defined as 101,325 Pa, 760 mmHg, 101.325 kPa, 1.01325 bar, 760 torr, 4.6959 psi, or 1 ata (atmosphere absolute). Standard atmospheric pressure is equivalent to the average atmospheric pressure on Earth at sea level.

It is called a ‘standard atmosphere’ because it is sometimes used as a standard or reference pressure.

**Definition: What is mmHg? (Millimeters of mercury)**

Millimeters of mercury (symbol = mmHg) is a manometric unit of pressure equal to the pressure exerted by a column of mercury that is one millimeter high under standard gravity. You will most frequently see mmHg used in blood pressure readings and weather reports from meteorologists.

The mmHg unit is commonly used in medicine (blood pressure), meteorology (weather reports), aviation (cabin pressure), and other scientific fields.

1 mmHg is equal to 1/760 standard atmospheres (atm) or, in SI units, 133.322 Pa (Pascals).

**Is mmHg the same as atm?**

No, mmHg (millimeters of mercury) and atm (standard atmospheres) are not the same. While both mmHg and atm are pressure measurement units, they have different values, with 1 mmHg equalling 1/760 atm.

**Is 1 mmHg the same as 760 atm?**

No, 1 mmHg is not the same as 760 atm. 1mmHg is equal to 1/760 atm while 760 atm is equal to 577,600 mmHg.

**How do you convert atm to cmHg? **

To convert atm to cmHg, multiply the atm value by 76. Centimeters of mercury (symbol = cmHg) is a pressure measurement unit that is ten times larger than mmHg.

**Is atmospheric pressure always 760 mmHg?**

No, atmospheric pressure is not always 760 mmHg. Atmospheric pressure can vary depending on the location and the weather conditions. For example, at higher altitudes, the atmospheric pressure is lower than it is at sea level. Additionally, atmospheric pressure can change with the seasons and can be affected by factors such as air temperature and humidity.

**What is the atmospheric pressure at sea level?**

The atmospheric pressure at sea level is around 1013.25 millibars (mb), 760 millimeters of mercury (mmHg), or 1 atmosphere (atm). Atmospheric pressure varies depending on the weather and altitude.

**Is 1 atm exactly 760 torr?**

Yes, 1 atm is exactly 760 torr. Since 1 torr is defined as 1/760th of 1 atmosphere, 1 atm must be equal to 760 torr.

**How to convert from mmHg to atm?**

To convert from mmHg to atm (millimeters of mercury to atmospheres), divide the mmHg value by 760. Alternatively, you can multiply mmHg by 0.0013157894736842 to find the atm value. Both approaches will give you the correct solution.

**Common pressure conversions**

There are many different pressure units in use around the world besides atm and mmHg. The most common pressure units are pounds per square inch (psi), kilopascals (kPa), and bar. To convert between these units, you need to know the conversion factors. For example, 1 psi equals 6.89476 kPa, and 1 kPa equals 0.145038 psi. To convert from psi to kPa, multiply by 6.89476; to convert from kPa to psi, multiply by 0.145038.

**Conclusion**

In conclusion, we can convert atm to mmHg by multiplying the atm value by 760. For example, 1 atm is equal to 760 mmHg.

To convert between standard atmospheres and millimeters of mercury, use our atm to mmHg converter or read the ‘How to convert from atm to mmHg’ section in this article.