Molar mass of copper(II) chloride dihydrate (CuCl2·2H2O)

The molar mass of copper(II) chloride dihydrate (CuCl2·2H2O) is 170.476 g/mol.

Step-by-step calculation

ElementAtomsAtomic massSubtotal
Copper × 1 63.546 = 63.546
Chlorine × 2 35.45 = 70.9
Hydrogen × 4 1.008 = 4.032
Oxygen × 2 15.999 = 31.998
Total170.476 g/mol

Percent composition by element

  • Copper 37.28%
  • Chlorine 41.59%
  • Hydrogen 2.37%
  • Oxygen 18.77%

Try another formula

H2O NaCl CO2 C6H12O6 H2SO4 Ca(OH)2 CuSO4·5H2O C8H10N4O2

Could not read that formula

Related compounds

CuSO4·5H2O Copper(II) sulfate pentahydrate HClO4 Perchloric acid HClO Hypochlorous acid Cu(OH)2 Copper(II) hydroxide HClO3 Chloric acid Cu2CO3(OH)2 Malachite

FAQ

What is the molar mass of CuCl2·2H2O?

The molar mass of copper(II) chloride dihydrate (CuCl2·2H2O) is 170.476 g/mol.

How do you calculate the molar mass of CuCl2·2H2O?

Multiply the atomic mass of each element by the number of its atoms in CuCl2·2H2O, then add the results: 1 × 63.546 (Cu) + 2 × 35.45 (Cl) + 4 × 1.008 (H) + 2 × 15.999 (O) = 170.476 g/mol.

What percentage of CuCl2·2H2O is Chlorine?

Chlorine makes up 41.59% of the mass of copper(II) chloride dihydrate (CuCl2·2H2O).