Molar Mass of (CH3COO)2Ca (Calcium Acetate)

Molar Mass Calculator

What is the molar mass of (CH₃COO)₂Ca?

Answer

M((CH₃COO)₂Ca) =

158.166 g/mol

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

(CH₃COO)₂Ca = 2 × (C + 3 H + C + O + O) + Ca → C 4, H 6, O 4, Ca 1

Contribution of each element
Element	Atoms, n	Atomic weight, A	n × A, g/mol Mass fraction, w	Mass fraction, w
Ccarbon	4	12.011	48.044 w ≈ 30.38%	≈ 30.38%
Hhydrogen	6	1.0080	6.0480 w ≈ 3.82%	≈ 3.82%
Ooxygen	4	15.999	63.996 w ≈ 40.46%	≈ 40.46%
Cacalcium	1	40.078	40.078 w ≈ 25.34%	≈ 25.34%
Σ = 158.166 g/mol w = 100%				100%

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

Mass fractions of the elements

O 40.46%

C 30.38%Ca 25.34%H 3.82%

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Molar masses of substances nearby

Formula	M, g/mol
Gd (gadolinium)	157.25
KMnO₄ (potassium permanganate)	158.032
Na₂S₂O₃ (sodium thiosulfate)	158.10
(CH₃COO)₂Ca (calcium acetate)	158.166
K₂SO₃ (potassium sulfite)	158.25
CrCl₃ (chromic chloride)	158.35
SrCl₂ (strontium chloride)	158.52

FAQ

What is the molar mass of (CH3COO)2Ca?

M((CH₃COO)₂Ca) = 158.166 g/mol

How to calculate the molar mass of (CH₃COO)₂Ca?

Add up the atomic weights of all the atoms in the formula: 4 × 12.011 + 6 × 1.0080 + 4 × 15.999 + 40.078 = 158.166 g/mol.

How many grams are in 2 moles of (CH₃COO)₂Ca?

m = n × M = 2 mol × 158.166 g/mol = 316.332 g.

See Also