Methane · CH4

Methane: formula CH4, atom count, element breakdown and calculated molar mass.

CompoundCH₄

CH₄

Molar mass16.043 g/mol

Atoms5

Elements2

Hydrogen

4 × 1.008 · 25.13%

4.0320

Carbon

1 × 12.011 · 74.87%

12.0110

The formula CH₄ contains 5 atoms in total. Numbers after element symbols show how many atoms of each element are present.

Molar mass is the sum of the contributions shown above. The percentages show how much each element contributes to the total mass.