Molar mass

Molar Mass of Propane

The molar mass of propane (C3H8) is 44.097 g/mol.

Propane at a glance

PropertyValue
Molar mass44.097 g/mol
Molecular weight44.097 u
Chemical formulaC3H8
Monoisotopic mass44.0626003 u
CAS number74-98-6
PubChem CID6334

How to calculate the molar mass of propane

3 × 12.011 + 8 × 1.008 = 44.097 g/mol

  1. Count the atoms in C3H8: C 3, H 8.
  2. Multiply each atom count by the atomic weight of the element.
  3. Add the results to get 44.097 g/mol.

Elemental composition of propane

ElementAtomsAtomic weightMass (g/mol)Mass %
C Carbon312.01136.03381.713%
H Hydrogen81.0088.06418.287%

Grams and moles of propane

AmountEquals
1 g0.022677 mol
10 g0.22677 mol
100 g2.2677 mol
0.1 mol4.4097 g
1 mol44.097 g
1 g, in particles1.3657 × 10^22