Pa to mmHg Converter - Pascal to Millimeters of Mercury
Pascal (Pa) to Millimeters of Mercury (mmHg)
Direct answer
1 Pa = 0.007500637554 mmHg
mmHg = Pa × 0.007500637554
Converter
Conversion formula
mmHg = Pa × 0.007500637554
Pa = mmHg × 133.322
Example: 10 Pa = 10 × 0.007500637554 = 0.075006375542 mmHg.
Common conversion table
| Pa | mmHg |
|---|---|
| 1 Pa | 0.007500637554 mmHg |
| 2 Pa | 0.015001275108 mmHg |
| 5 Pa | 0.037503187771 mmHg |
| 10 Pa | 0.075006375542 mmHg |
| 20 Pa | 0.150012751084 mmHg |
| 50 Pa | 0.37503187771 mmHg |
| 100 Pa | 0.750063755419 mmHg |
| 1,000 Pa | 7.50063755419 mmHg |
Conversion derivation
Express both Pa and mmHg in the same base unit Pa (pascal), then cancel the shared base unit.
- 1
Rewrite Pa in the base unit
- 2
Rewrite mmHg in the base unit
- 3
Forward conversion
- 4
Reverse conversion
AI explanation for this conversion
This pre-generated explanation is schema-checked. Numeric results still come from the page formula and calculator.
Pascal to Millimeter of Mercury Conversion
The conversion factor relates the pressure unit Pascal (Pa) to the unit Millimeters of Mercury (mmHg). The factor is derived from the definition that 1 mmHg equals 133.322 Pa.
Definition
The Pascal is the SI derived unit of pressure, defined as one newton per square meter. The millimeter of mercury is a pressure unit defined as the pressure exerted by a one-millimeter column of mercury.
Principle
The conversion principle is based on expressing both units in terms of the base unit Pascal. The factor 133.322 Pa per mmHg is used to find the equivalent pressure in either unit.
Assumptions
- The conversion uses the defined equivalence: 1 mmHg = 133.322 Pa.
- The conversion factor is precise as provided: 0.007500637554192106 Pa to mmHg.
Cautions
- The conversion is exact for the defined relationship. Actual mercury density varies with temperature and gravity, which may affect real-world measurements.
- The provided factor is a constant; rounding should be applied based on required precision.
FAQ
How many mmHg are in 1 Pa?
1 Pa = 0.007500637554 mmHg.
How many mmHg are in 10 Pa?
10 Pa = 0.075006375542 mmHg.
How many mmHg are in 100 Pa?
100 Pa = 0.750063755419 mmHg.
What is the formula to convert Pa to mmHg?
Use mmHg = Pa × 0.007500637554.
How many Pa are in 1 mmHg?
1 mmHg = 133.322 Pa.
What should I check when converting Pa to mmHg?
Use the conversion factor and round the result to the precision required by your calculation.