Molar Mass of LiI (Lithium Iodide)

Molar Mass Calculator

What is the molar mass of LiI?

Answer

M(LiI) =

133.84 g/mol

Atomic weights: IUPAC standard values (CIAAW, 2024).

Contribution of each element
Element	Atoms, n	Atomic weight, A	n × A, g/mol Mass fraction, w	Mass fraction, w
Lilithium	1	6.94	6.94 w ≈ 5.19%	≈ 5.19%
Iiodine	1	126.90	126.90 w ≈ 94.81%	≈ 94.81%
Σ = 133.84 g/mol w = 100%				100%

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

Mass fractions of the elements

I 94.81%

Li 5.19%

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Molar masses of substances nearby

Formula	M, g/mol
(NH₄)₂SO₄ (ammonium sulfate)	132.13
Cs (caesium)	132.91
AlCl₃ (aluminum chloride)	133.33
LiI (lithium iodide)	133.84
Na₂C₂O₄	133.998
C₄H₆O₅ (DL-malic acid)	134.087
CuCl₂ (cupric chloride)	134.45

FAQ

What is the molar mass of LiI?

M(LiI) = 133.84 g/mol

How to calculate the molar mass of LiI?

Add up the atomic weights of all the atoms in the formula: 6.94 + 126.90 = 133.84 g/mol.

How many grams are in 2 moles of LiI?

m = n × M = 2 mol × 133.84 g/mol = 267.68 g.

See Also