**0.1 mM is = 0.000100 molar this millimolar to molar converter is used in chemistry and biochemistry to convert concentration units from millimolar (mM) to molar (M). **

**Molarity (M)** is a unit of concentration that expresses the number of moles of solute per liter of solution. It’s commonly used in chemistry to describe the concentration of solutions.

**Millimolar (mM)** is a unit of concentration equal to one-thousandth (1/1000) of a molar solution. It’s often used when dealing with smaller concentrations, particularly in biochemistry and pharmaceutical sciences.

For example, if you have a solution with a concentration of

5 mM glucose, and you need to express this inmolarunits, you would use amM to Molar converterto find that it’s equivalent to 0.005 M glucose.

## Millimolar to Molar Calculator

Millimolar (mM) | Conversion Equation | Molar (M) |
---|---|---|

1 mM | 1 ÷ 1000 | 0.001 M |

2 mM | 2 ÷ 1000 | 0.002 M |

3 mM | 3 ÷ 1000 | 0.003 M |

4 mM | 4 ÷ 1000 | 0.004 M |

5 mM | 5 ÷ 1000 | 0.005 M |

10 mM | 10 ÷ 1000 | 0.01 M |

25 mM | 25 ÷ 1000 | 0.025 M |

50 mM | 50 ÷ 1000 | 0.05 M |

75 mM | 75 ÷ 1000 | 0.075 M |

100 mM | 100 ÷ 1000 | 0.1 M |

150 mM | 150 ÷ 1000 | 0.15 M |

200 mM | 200 ÷ 1000 | 0.2 M |

250 mM | 250 ÷ 1000 | 0.25 M |

300 mM | 300 ÷ 1000 | 0.3 M |

400 mM | 400 ÷ 1000 | 0.4 M |

500 mM | 500 ÷ 1000 | 0.5 M |

600 mM | 600 ÷ 1000 | 0.6 M |

700 mM | 700 ÷ 1000 | 0.7 M |

800 mM | 800 ÷ 1000 | 0.8 M |

900 mM | 900 ÷ 1000 | 0.9 M |

1000 mM | 1000 ÷ 1000 | 1 M |

## mM to M Conversion Formula

The formula to convert **millimolar **to** M** is:

**M = mM ÷ 1000**

or

**Molar concentration = Millimolar concentration / 1000**

This formula is based on the fact that 1 molar (M) equals 1000 millimolar (mM).

Examples:

- To convert 50 mM to M: 50 mM = 50 ÷ 1000 = 0.05 M
- To convert 250 mM to M: 250 mM = 250 ÷ 1000 = 0.25 M

## How do you convert mM to molarity?

Molarity is simply another term for molar concentration.

**To convert mM to molarity:**

Take the mM value

Divide it by 1000

The result is the molarity in M

For example, let’s convert 75 mM to molarity: 75 mM = 75 ÷ 1000 = 0.075 M

A 75 mM solution has a molarity of 0.075 M.

## How do you convert mM to M in chemistry?

For **mM converted to M** here’s a step-by-step example:

You need to prepare 500 mL of a 0.1 M NaCl solution from a 100 mM stock solution.

**Convert 100 mM to M: 100 mM = 100 ÷ 1000 = 0.1 M**- Now you know that your stock solution is already at the desired concentration (
**0.1 M**), so you can simply dilute it to the required volume.

## What is 1 millimolar?

**1 millimolar (1 mM)** is a concentration unit that represents **one-thousandth of a molar (M)** solution.

In other words:

`1 mM = 0.001 M`

To understand this better, let’s break it down:

- 1 molar (M) solution contains 1 mole of solute per liter of solution
- 1 millimolar (mM) solution contains 0.001 moles of solute per liter of solution

For example, a 1 mM solution of glucose would contain 0.001 moles of glucose per liter of solution. Given that the molecular weight of glucose is approximately 180.16 g/mol, this would be equivalent to:

**0.001 mol/L × 180.16 g/mol = 0.18016 g/L or about 0.18 grams of glucose per liter of solution.**

## How do you convert mM to moles?

Converting mM (concentration) to moles involves two steps:

- Convert mM to M
- Calculate the number of moles using the molarity and volume

**Formula**: moles = Molarity (M) × Volume (L)

Let’s calculate the number of moles in 500 mL of a 25 mM NaCl solution.

*Convert 25 mM to M: 25 mM = 25 ÷ 1000 = 0.025 M*

*Calculate moles: Volume = 500 mL = 0.5 L moles = 0.025 M × 0.5 L = 0.0125 moles*

**Therefore, 500 mL of a 25 mM NaCl solution contains 0.0125 moles of NaCl.**

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