Mole ↔ Gram Conversion
Convert between moles and grams using molar mass.
Result
General calculation reads
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How to use this calculator
- Pick the direction.
- Enter the amount and the molar mass (use molar-mass calculator if unknown).
- Read the result.
About this calculator
A mole is 6.022 × 10²³ particles (Avogadro's number), and one mole of any substance has mass equal to its molar mass in grams. Converting between moles and grams is a multiplication or division by molar mass — the most common stoichiometry conversion.
Frequently asked
How do I find molar mass?+
Avogadro's number?+
Why moles vs grams?+
Why does the calculator default to 18.015?+
How precise should the molar mass be?+
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