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Moles per Hour to Kilomoles per Second Converter

Enter the molar flow rate in moles per hour below to convert it to kilomoles per second.

Convert Moles per Hour to Kilomoles per Second

Enter a value in moles per hour (mol/h) to convert to kilomoles per second (kmol/s).

Result
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0.000001389kilomoles per second
5 mol/h = 0.000001389 kmol/s
Result updates automatically
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Reference:NIST OWM (SI Units — Length)
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Mole per Hour to Kilomole per Second Conversion Table

Table showing various mole per hour measurements converted to kilomoles per second. Click any preset value or arrow to load it into the converter.

Moles per Hour (mol/h)Kilomoles per Second (kmol/s)
1 mol/h0.000000278 kmol/s
10 mol/h0.000002778 kmol/s
100 mol/h0.000027778 kmol/s
1,000 mol/h0.000277778 kmol/s
10,000 mol/h0.0027778 kmol/s
100,000 mol/h0.0277778 kmol/s
1,000,000 mol/h0.2777778 kmol/s
5,000,000 mol/h1.3888889 kmol/s
10,000,000 mol/h2.7777778 kmol/s
25,400,000 mol/h7.0555556 kmol/s

How to Convert Moles per Hour to Kilomoles per Second

To convert moles per hour to kilomoles per second, multiply the molar flow rate by the following conversion ratio: 0.000000278 kilomoles per second/mole per hour.

Since one mole per hour is equal to 0.000000278 kilomoles per second, you can use this simple formula to convert:

kilomoles per second = moles per hour × 0.000000278

The molar flow rate in kilomoles per second is equal to the molar flow rate in moles per hour multiplied by 0.000000278.

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

kilomoles per second = (5 mol/h × 0.000000278) = 0.000001389 kmol/s

How Many Kilomoles per Second Are in a Mole per Hour?

There are 0.000000278 kilomoles per second in a mole per hour, which is why we use this value in the formula above.

1 mol/h = 0.000000278 kmol/s|1 kmol/s = 3,600,000 mol/h

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

Moles per Hour and kilomoles per second are both units used to measure molar flow rate. Keep reading to learn more about each unit.

What Is a Mole per Hour?

A mole per hour is a unit of molar flow rate equal to 1/3,600 of a mole per second (0.000277778 mol/s). Equal to 1/3600 mol/s. [1]

The mole per hour is classified as a metric and SI-compatible unit of molar flow rate. Moles per Hour can be abbreviated as mol/h; for example, 1 mole per hour can be written as 1 mol/h.

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

In practice, moles per hour (mol/h) 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 Kilomole per Second?

A kilomole per second is a unit of molar flow rate equal to 1,000 moles per second (mol/s), the base unit for molar flow rate. Equal to 1,000 mol/s. [2]

The kilomole per second is classified as a metric and SI-compatible unit of molar flow rate. Kilomoles per Second can be abbreviated as kmol/s; for example, 1 kilomole per second can be written as 1 kmol/s.

In the metric system, "kilo" is the standard SI prefix for thousands, or 10³. This makes the kilomole per second (kmol/s) a convenient decimal multiple of the mole per second (mol/s).

In practice, kilomoles per second (kmol/s) are widely used across large-scale industrial, bulk, and macro-level molar flow rate specifications within SI metric workflows, engineering documentation, and technical data sheets.

When converting molar flow rate between moles per hour (mol/h) and kilomoles per second (kmol/s), keep full floating-point precision (1 mol/h = 0.000000278 kmol/s; 1 kmol/s = 3,600,000 mol/h) during intermediate calculations and round only the final kilomole per second figure to match your instrument tolerance.

More Mole per Hour & Kilomole per Second Conversions

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

Frequently Asked Questions

There are 2.777778e-7 kilomoles per second (kmol/s) in 1 mole per hour (mol/h). Conversely, 1 kilomole per second (kmol/s) is equal to 3,600,000 moles per hour (mol/h).

References

NIST · BIPM · ISO
  1. [1]
    NIST OWM (SI Units — Length)·Flow - Molar Metrology Standard — Moles per Hour (mol/h) to Kilomoles per Second (kmol/s)
    NIST OWM Standard
  2. [2]
    BIPM (SI Base Unit: Metre (m))·Unit Specifications: Mole per Hour (mol/h) & Kilomole per Second (kmol/s)
    BIPM Specification
  3. [3]
    NIST HB 133 (NIST Handbook 133 (2019 Ed.))·Conversion Factors & Mathematical Basis (mol/h to kmol/s)
    NIST HB 133 Reference
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