Molar Mass of CaF2 (Calcium Fluoride)

Molar Mass Calculator

What is the molar mass of CaF₂?

Answer

M(CaF₂) =

78.074 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
Cacalcium	1	40.078	40.078 w ≈ 51.33%	≈ 51.33%
Ffluorine	2	18.998	37.996 w ≈ 48.67%	≈ 48.67%
Σ = 78.074 g/mol w = 100%				100%

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

Mass fractions of the elements

Ca 51.33%F 48.67%

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Molar masses of substances nearby

Formula	M, g/mol
CH₃COONH₄ (ammonium acetate)	77.083
Al(OH)₃ (aluminum hydroxide)	78.003
Na₂S (sodium sulfide)	78.04
CaF₂ (calcium fluoride)	78.074
H₂SiO₃ (metasilicic acid)	78.098
C₆H₆ (benzene)	78.114
Se (selenium)	78.971

FAQ

What is the molar mass of CaF2?

M(CaF₂) = 78.074 g/mol

How to calculate the molar mass of CaF₂?

Add up the atomic weights of all the atoms in the formula: 40.078 + 2 × 18.998 = 78.074 g/mol.

How many grams are in 2 moles of CaF₂?

m = n × M = 2 mol × 78.074 g/mol = 156.148 g.

See Also