Molar Mass of Ca(ClO3)2 (Calcium Chlorate)

Molar Mass Calculator

What is the molar mass of Ca(ClO₃)₂?

Answer

M(Ca(ClO₃)₂) ≈

206.97 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.

Ca(ClO₃)₂ = Ca + 2 × (Cl + 3 O) → Ca 1, Cl 2, O 6

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 ≈ 19.36%	≈ 19.36%
Clchlorine	2	35.45	70.90 w ≈ 34.26%	≈ 34.26%
Ooxygen	6	15.999	95.994 w ≈ 46.38%	≈ 46.38%
Σ = 206.972 ≈ 206.97 g/mol w = 100%				100%

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

Mass fractions of the elements

O 46.38%

Cl 34.26%Ca 19.36%

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Molar masses of substances nearby

Formula	M, g/mol
C₁₀H₁₈O₄ (sebacic acid)	202.250
C₁₁H₁₂N₂O₂ (tryptophan)	204.229
Tl (thallium)	204.38
Ca(ClO₃)₂ (calcium chlorate)	206.97
Pb (lead)	207.2
PCl₅ (phosphorus pentachloride)	208.22
BaCl₂ (barium chloride)	208.23

FAQ

What is the molar mass of Ca(ClO3)2?

M(Ca(ClO₃)₂) ≈ 206.97 g/mol

How to calculate the molar mass of Ca(ClO₃)₂?

Add up the atomic weights of all the atoms in the formula: 40.078 + 2 × 35.45 + 6 × 15.999 = 206.972 ≈ 206.97 g/mol.

How many grams are in 2 moles of Ca(ClO₃)₂?

m = n × M = 2 mol × 206.97 g/mol = 413.94 g.

See Also