Convert torr to standard atmospheres without changing the quantity being measured. This is useful when a specification or measurement uses a different unit from the one you need.
Torr to atm Conversion
Form
Results
Pressure in atmospheres
0
Table of Contents
1
What is Torr to atm?
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How to Use This Calculator
- Enter or select Pressure in torrs.
- Check the unit beside each measurement. For a percentage or rate, use the scale and time period stated in the form.
- Choose Calculate, then compare the output with the formula and example below. If you change a value or option, calculate again to update the result.
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Formula Used
standard atmospheres = torr × 0.001315789474
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Variables Explained
| Input | What it means |
|---|---|
| Pressure in torrs | Use the measured or stated value for this item, with the unit or category shown beside the field. |
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Worked Example
For 10 torr, multiply 10 by 0.001315789474. The result is about 0.013157895 standard atmospheres.
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Why Use This Calculator?
The result describes the same quantity in standard atmospheres. A larger number after conversion does not mean there is more of it.
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Common Mistakes
- Keep the direction straight: this page starts with torr and returns standard atmospheres.
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Frequently Asked Questions
How do I convert standard atmospheres back to torr?
Divide the value in standard atmospheres by 0.001315789474. Use the unrounded value when possible so a return conversion does not introduce extra rounding.
When should I round a measurement?
Carry the measured values and conversion factors through the calculation first. Round the final result to a precision justified by the original measurements.
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Sources & References
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