How many millimoles in 1 atom?
The answer is 1.660538863127E-21.
We assume you are converting between millimole and atom.
You can view more details on each measurement unit: millimoles or
atom
The SI base unit for amount of substance is the mole.
1 mole is equal to 1000 millimoles, or 6.0221415E+23 atom.
Note that rounding errors may occur, so always check the results.
Use this page to learn how to convert between millimoles and atoms.
Type in your own numbers in the form to convert the units!

››Quick conversion chart of millimoles to atom

1 millimoles to atom = 6.0221415E+20 atom

2 millimoles to atom = 1.2044283E+21 atom

3 millimoles to atom = 1.80664245E+21 atom

4 millimoles to atom = 2.4088566E+21 atom

5 millimoles to atom = 3.01107075E+21 atom

6 millimoles to atom = 3.6132849E+21 atom

7 millimoles to atom = 4.21549905E+21 atom

8 millimoles to atom = 4.8177132E+21 atom

9 millimoles to atom = 5.41992735E+21 atom

10 millimoles to atom = 6.0221415E+21 atom

››Want other units?

You can do the reverse unit conversion from
atom to millimoles, or enter any two units below:

The SI prefix "milli" represents a factor of
10^{-3}, or in exponential notation, 1E-3.

So 1 millimole = 10^{-3} moles.

The definition of a mole is as follows:

The mole is the amount of substance of a system which contains as many elementary entities as there are atoms in 0.012 kilogram of carbon 12; its symbol is "mol."

››Definition: Atom

This site uses an exact value of 6.0221415 x 10^{23} for Avogadro's number. This is the number of atoms in 1 mole of a chemical element.

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