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Grams to Moles Calculator

Convert mass to moles.

How to use Grams to Moles Calculator

  1. Mass: Weight of your sample in grams.
  2. Molar Mass: The atomic weight of the molecule (g/mol).
  3. Calculate: See the total number of moles.

About Grams to Moles Calculator

The Grams to Moles Calculator converts mass into the chemical standard unit of "Using Moles". Since atoms are too small to count, we weigh them.

It divides the mass of your sample by the substance's Molar Mass (from the periodic table).