Molar Mass of CH4
How to work out the molar mass of CH4
- Count the atoms of each element in CH4: 1 C and 4 H.
- Multiply each count by the element's atomic weight: 1 × 12.011 = 12.011; 4 × 1.008 = 4.032.
- Add the results: 12.011 + 4.032 = 16.043 g/mol.
Frequently asked questions
What is the molar mass of CH4?
The molar mass of methane (CH4) is 16.043 g/mol, so one mole of it weighs 16.043 grams.
How many moles are in 100 grams of CH4?
100 g ÷ 16.043 g/mol = 6.233 mol.
Which element makes up most of the mass of CH4?
C, at 74.87% of the mass.
Common compounds
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