Basic Concepts
Key principles:
- Atomic mass
- Molecular mass
- Formula weight
- Isotopic abundance
Calculate Molecular Masses
ChemistryCalculatorHub.info
Calculate molecular weight from chemical formula
Calculate empirical formula from elemental composition
Convert between different mass units
Key principles:
Important steps:
Uses in chemistry:
Standard practices:
Special cases:
MW = Σ(atomic mass × number of atoms)
% = (element mass/total mass) × 100
n = mass/molar mass