Kilomoles per Hour to Millimoles per Second Converter
Enter the molar flow rate in kilomoles per hour below to convert it to millimoles per second.
Convert Kilomoles per Hour to Millimoles per Second
Enter a value in kilomoles per hour (kmol/h) to convert to millimoles per second (mmol/s).
Kilomole per Hour to Millimole per Second Conversion Table
Table showing various kilomole per hour measurements converted to millimoles per second. Click any preset value or arrow to load it into the converter.
| Kilomoles per Hour (kmol/h) | Millimoles per Second (mmol/s) |
|---|---|
| 1 kmol/h | 277.7777778 mmol/s |
| 2 kmol/h | 555.5555556 mmol/s |
| 2.5 kmol/h | 694.4444444 mmol/s |
| 5 kmol/h | 1,388.8888889 mmol/s |
| 10 kmol/h | 2,777.7777778 mmol/s |
| 15 kmol/h | 4,166.6666667 mmol/s |
| 20 kmol/h | 5,555.5555556 mmol/s |
| 25 kmol/h | 6,944.4444444 mmol/s |
| 30 kmol/h | 8,333.3333333 mmol/s |
| 50 kmol/h | 13,888.8888889 mmol/s |
How to Convert Kilomoles per Hour to Millimoles per Second
To convert kilomoles per hour to millimoles per second, multiply the molar flow rate by the following conversion ratio: 277.7777778 millimoles per second/kilomole per hour.
Since one kilomole per hour is equal to 277.7777778 millimoles per second, you can use this simple formula to convert:
The molar flow rate in millimoles per second is equal to the molar flow rate in kilomoles per hour multiplied by 277.7777778.
For example, here's how to convert 5 kilomoles per hour to millimoles per second using the formula above.
How Many Millimoles per Second Are in a Kilomole per Hour?
There are 277.7777778 millimoles per second in a kilomole per hour, which is why we use this value in the formula above.
Our kilomole per hour to millimole per second calculator automatically converts your molar flow rate measurements with full decimal and scientific precision across US customary, imperial, and SI metric standards.
Kilomoles per Hour and millimoles per second are both units used to measure molar flow rate. Keep reading to learn more about each unit.
What Is a Kilomole per Hour?
A kilomole per hour is a unit of molar flow rate equal to 0.2777778 moles per second (mol/s), the base unit for molar flow rate. Chemical plant molar throughput unit (0.27778 mol/s). [1]
The kilomole per hour is classified as a metric and SI-compatible unit of molar flow rate. Kilomoles per Hour can be abbreviated as kmol/h; for example, 1 kilomole per hour can be written as 1 kmol/h.
In the metric system, "kilo" is the standard SI prefix for thousands, or 10³. This makes the kilomole per hour (kmol/h) a convenient decimal multiple of the mole per second (mol/s).
In practice, kilomoles per hour (kmol/h) are widely used across standard molar flow rate applications within SI metric workflows, engineering documentation, and technical data sheets.
What Is a Millimole per Second?
A millimole per second is a unit of molar flow rate equal to 1/1,000 of a mole per second (0.001 mol/s). Equal to 0.001 mol/s. [2]
The millimole per second is classified as a metric and SI-compatible unit of molar flow rate. Millimoles per Second can be abbreviated as mmol/s; for example, 1 millimole per second can be written as 1 mmol/s.
In the metric system, "milli" is the standard SI prefix for thousandths, or 10⁻³. This makes the millimole per second (mmol/s) a convenient decimal multiple of the mole per second (mol/s).
In practice, millimoles per second (mmol/s) are widely used across fine-tolerance laboratory, analytical, and micro-scale molar flow rate measurements within SI metric workflows, engineering documentation, and technical data sheets.
When converting molar flow rate between kilomoles per hour (kmol/h) and millimoles per second (mmol/s), keep full floating-point precision (1 kmol/h = 277.7777778 mmol/s; 1 mmol/s = 0.0036 kmol/h) during intermediate calculations and round only the final millimole per second figure to match your instrument tolerance.
More Kilomole per Hour & Millimole per Second Conversions
Need to calculate in the opposite direction? Use our millimoles per second to kilomoles per hour calculator to switch your starting unit immediately. You can also explore related tools such as converting millimoles per second to kilomoles per hour, converting kilomoles per hour to moles per second, or converting moles per second to kilomoles per second.
Convert from Kilomoles per Hour
Frequently Asked Questions
References
- [1]NIST OWM StandardNIST OWM (SI Units — Length)·Flow - Molar Metrology Standard — Kilomoles per Hour (kmol/h) to Millimoles per Second (mmol/s)
- [2]BIPM SpecificationBIPM (SI Base Unit: Metre (m))·Unit Specifications: Kilomole per Hour (kmol/h) & Millimole per Second (mmol/s)
- [3]NIST HB 133 ReferenceNIST HB 133 (NIST Handbook 133 (2019 Ed.))·Conversion Factors & Mathematical Basis (kmol/h to mmol/s)