Molar Mass of NiCl2 (Nickel(II) Chloride)

Molar Mass Calculator

What is the molar mass of NiCl₂?

Answer

M(NiCl₂) ≈

129.59 g/mol

Atomic weights: IUPAC standard values (CIAAW, 2024); the sum is rounded to the decimal places of the least precise one — Cl: 35.45.

Contribution of each element
Element	Atoms, n	Atomic weight, A	n × A, g/mol Mass fraction, w	Mass fraction, w
Ninickel	1	58.693	58.693 w ≈ 45.29%	≈ 45.29%
Clchlorine	2	35.45	70.90 w ≈ 54.71%	≈ 54.71%
Σ = 129.593 ≈ 129.59 g/mol w = 100%				100%

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

Mass fractions of the elements

Cl 54.71%Ni 45.29%

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Molar masses of substances nearby

Formula	M, g/mol
C₂CaO₄ (calcium oxalate)	128.096
C₁₀H₈ (naphthalene)	128.174
CdO (cadmium oxide)	128.41
NiCl₂ (nickel(II) chloride)	129.59
CoCl₂ (cobaltous chloride)	129.83
C₆H₁₀O₃ (ethyl acetoacetate)	130.143
Xe (xenon)	131.29

FAQ

What is the molar mass of NiCl2?

M(NiCl₂) ≈ 129.59 g/mol

How to calculate the molar mass of NiCl₂?

Add up the atomic weights of all the atoms in the formula: 58.693 + 2 × 35.45 = 129.593 ≈ 129.59 g/mol.

How many grams are in 2 moles of NiCl₂?

m = n × M = 2 mol × 129.59 g/mol = 259.18 g.

See Also