Molar Mass of SO (Sulfur Monoxide)

Molar Mass Calculator

What is the molar mass of SO?

Answer

M(SO) ≈

48.06 g/mol

Atomic weights: IUPAC standard values (CIAAW, 2024); the sum is rounded to the decimal places of the least precise one — S: 32.06.

Contribution of each element
Element	Atoms, n	Atomic weight, A	n × A, g/mol Mass fraction, w	Mass fraction, w
Ssulfur	1	32.06	32.06 w ≈ 66.71%	≈ 66.71%
Ooxygen	1	15.999	15.999 w ≈ 33.29%	≈ 33.29%
Σ = 48.059 ≈ 48.06 g/mol w = 100%				100%

Atomic weights: CIAAW, Abridged Standard Atomic Weights (2024)

Mass fractions of the elements

S 66.71%

O 33.29%

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Molar masses of substances nearby

Formula	M, g/mol
HNO₂ (nitrous acid)	47.013
Ti (titanium)	47.867
O₃ (ozone)	47.997
SO (sulfur monoxide)	48.06
CH₃SH (methyl mercaptan)	48.10
NaCN (sodium cyanide)	49.008
V (vanadium)	50.942

FAQ

What is the molar mass of SO?

M(SO) ≈ 48.06 g/mol

How to calculate the molar mass of SO?

Add up the atomic weights of all the atoms in the formula: 32.06 + 15.999 = 48.059 ≈ 48.06 g/mol.

How many grams are in 2 moles of SO?

m = n × M = 2 mol × 48.06 g/mol = 96.12 g.

See Also