Molar Mass of SnO (Tin(II) Oxide)

Molar Mass Calculator

What is the molar mass of SnO?

Answer

M(SnO) ≈

134.71 g/mol

Atomic weights: IUPAC standard values (CIAAW, 2024); the sum is rounded to the decimal places of the least precise one — Sn: 118.71.

Contribution of each element
Element	Atoms, n	Atomic weight, A	n × A, g/mol Mass fraction, w	Mass fraction, w
Sntin	1	118.71	118.71 w ≈ 88.12%	≈ 88.12%
Ooxygen	1	15.999	15.999 w ≈ 11.88%	≈ 11.88%
Σ = 134.709 ≈ 134.71 g/mol w = 100%				100%

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

Mass fractions of the elements

Sn 88.12%

O 11.88%

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Molar masses of substances nearby

Formula	M, g/mol
Na₂C₂O₄	133.998
C₄H₆O₅ (DL-malic acid)	134.087
CuCl₂ (cupric chloride)	134.45
SnO (tin(II) oxide)	134.71
C₈H₉NO (acetanilide)	135.166
CaHPO₄ (dicalcium phosphate)	136.056
KH₂PO₄ (monobasic potassium phosphate)	136.084

FAQ

What is the molar mass of SnO?

M(SnO) ≈ 134.71 g/mol

How to calculate the molar mass of SnO?

Add up the atomic weights of all the atoms in the formula: 118.71 + 15.999 = 134.709 ≈ 134.71 g/mol.

How many grams are in 2 moles of SnO?

m = n × M = 2 mol × 134.71 g/mol = 269.42 g.

See Also