Molar mass of sodium carbonate decahydrate (Na2CO3·10H2O)

The molar mass of sodium carbonate decahydrate (Na2CO3·10H2O) is 286.138 g/mol.

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Step-by-step calculation

Element	Atoms	Atomic mass	Subtotal
Sodium	× 2	22.99	= 45.98
Carbon	× 1	12.011	= 12.011
Oxygen	× 13	15.999	= 207.987
Hydrogen	× 20	1.008	= 20.16
Total			286.138 g/mol

Percent composition by element

Sodium 16.07%
Carbon 4.2%
Oxygen 72.69%
Hydrogen 7.05%

Try another formula

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

Could not read that formula

Related compounds

NaHCO₃ Sodium bicarbonate CH₃COONa Sodium acetate CH₃COONa·3H₂O Sodium acetate trihydrate Na₃C₆H₅O₇ Sodium citrate C₁₀H₁₄N₂Na₂O₈·2H₂O Disodium EDTA dihydrate C₅H₈NNaO₄ Monosodium glutamate

FAQ

What is the molar mass of Na2CO3·10H2O?

The molar mass of sodium carbonate decahydrate (Na2CO3·10H2O) is 286.138 g/mol.

How do you calculate the molar mass of Na2CO3·10H2O?

Multiply the atomic mass of each element by the number of its atoms in Na2CO3·10H2O, then add the results: 2 × 22.99 (Na) + 1 × 12.011 (C) + 13 × 15.999 (O) + 20 × 1.008 (H) = 286.138 g/mol.

What percentage of Na2CO3·10H2O is Oxygen?

Oxygen makes up 72.69% of the mass of sodium carbonate decahydrate (Na2CO3·10H2O).