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Millimoles per Second to Pound-moles per Hour Converter

Enter the molar flow rate in millimoles per second below to convert it to pound-moles per hour.

Convert Millimoles per Second to Pound-moles per Hour

Enter a value in millimoles per second (mmol/s) to convert to pound-moles per hour (lbmol/h).

Result
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0.039683207pound-moles per hour
5 mmol/s = 0.039683207 lbmol/h
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Reference:NIST OWM (SI Units — Length)
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Millimole per Second to Pound-mole per Hour Conversion Table

Table showing various millimole per second measurements converted to pound-moles per hour. Click any preset value or arrow to load it into the converter.

Millimoles per Second (mmol/s)Pound-moles per Hour (lbmol/h)
1 mmol/s0.0079366 lbmol/h
2 mmol/s0.0158733 lbmol/h
2.5 mmol/s0.0198416 lbmol/h
5 mmol/s0.0396832 lbmol/h
10 mmol/s0.0793664 lbmol/h
15 mmol/s0.1190496 lbmol/h
20 mmol/s0.1587328 lbmol/h
25 mmol/s0.198416 lbmol/h
30 mmol/s0.2380992 lbmol/h
50 mmol/s0.3968321 lbmol/h

How to Convert Millimoles per Second to Pound-moles per Hour

To convert millimoles per second to pound-moles per hour, multiply the molar flow rate by the following conversion ratio: 0.0079366 pound-moles per hour/millimole per second.

Since one millimole per second is equal to 0.0079366 pound-moles per hour, you can use this simple formula to convert:

pound-moles per hour = millimoles per second × 0.0079366

The molar flow rate in pound-moles per hour is equal to the molar flow rate in millimoles per second multiplied by 0.0079366.

For example, here's how to convert 5 millimoles per second to pound-moles per hour using the formula above.

pound-moles per hour = (5 mmol/s × 0.0079366) = 0.0396832 lbmol/h

How Many Pound-moles per Hour Are in a Millimole per Second?

There are 0.0079366 pound-moles per hour in a millimole per second, which is why we use this value in the formula above.

1 mmol/s = 0.0079366 lbmol/h|1 lbmol/h = 125.9978806 mmol/s

Our millimole per second to pound-mole per hour calculator automatically converts your molar flow rate measurements with full decimal and scientific precision across US customary, imperial, and SI metric standards.

Millimoles per Second and pound-moles per hour are both units used to measure molar flow rate. Keep reading to learn more about each unit.

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. [1]

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.

What Is a Pound-mole per Hour?

A pound-mole per hour is a unit of molar flow rate equal to 0.1259979 moles per second (mol/s), the base unit for molar flow rate. US chemical engineering molar flow unit (≈ 0.126 mol/s). [2]

The pound-mole per hour is classified as a US customary unit of molar flow rate. Pound-moles per Hour can be abbreviated as lbmol/h; for example, 1 pound-mole per hour can be written as 1 lbmol/h.

When working with pound-moles per hour (lbmol/h) in formulas or technical specifications, always verify whether your target system uses SI metric, US customary, or British imperial standards.

In practice, pound-moles per hour (lbmol/h) are widely used across standard molar flow rate applications within US customary workflows, engineering documentation, and technical data sheets.

When converting molar flow rate between millimoles per second (mmol/s) and pound-moles per hour (lbmol/h), keep full floating-point precision (1 mmol/s = 0.0079366 lbmol/h; 1 lbmol/h = 125.9978806 mmol/s) during intermediate calculations and round only the final pound-mole per hour figure to match your instrument tolerance.

More Millimole per Second & Pound-mole per Hour Conversions

Need to calculate in the opposite direction? Use our pound-moles per hour to millimoles per second calculator to switch your starting unit immediately. You can also explore related tools such as converting pound-moles per hour to millimoles per second, converting moles per second to kilomoles per second, or converting kilomoles per second to moles per second.

Frequently Asked Questions

There are 0.00793664 pound-moles per hour (lbmol/h) in 1 millimole per second (mmol/s). Conversely, 1 pound-mole per hour (lbmol/h) is equal to 125.99788 millimoles per second (mmol/s).

References

NIST · BIPM · ISO
  1. [1]
    NIST OWM (SI Units — Length)·Flow - Molar Metrology Standard — Millimoles per Second (mmol/s) to Pound-moles per Hour (lbmol/h)
    NIST OWM Standard
  2. [2]
    BIPM (SI Base Unit: Metre (m))·Unit Specifications: Millimole per Second (mmol/s) & Pound-mole per Hour (lbmol/h)
    BIPM Specification
  3. [3]
    NIST HB 133 (NIST Handbook 133 (2019 Ed.))·Conversion Factors & Mathematical Basis (mmol/s to lbmol/h)
    NIST HB 133 Reference
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