Moles, Grams & Molecule Particles Converter
Convert between mass (grams), substance amount (moles), and molecule count using Avogadro's constant.
Number of Moles (n = m / MW)
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Molecules (N = n · N_A):1.204 × 10²⁴
Gas Volume at STP (22.4 L/mol):44.83 L
How to Use
- Enter the molar mass of the substance and the amount in grams.
- Select Convert to Moles & Particles to view the resulting moles and number of molecules.