Molar mass of magnesium carbonate (MgCO3)

The molar mass of magnesium carbonate (MgCO3) is 84.313 g/mol.

Step-by-step calculation

Element	Atoms	Atomic mass	Subtotal
Magnesium	× 1	24.305	= 24.305
Carbon	× 1	12.011	= 12.011
Oxygen	× 3	15.999	= 47.997
Total			84.313 g/mol

Percent composition by element

Magnesium 28.83%
Carbon 14.25%
Oxygen 56.93%

Try another formula

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

Could not read that formula

Related compounds

CaMg(CO₃)₂ Dolomite C₅₅H₇₂MgN₄O₅ Chlorophyll a CaCO₃ Calcium carbonate NaHCO₃ Sodium bicarbonate C₂H₅OH Ethanol CH₃COOH Acetic acid

FAQ

What is the molar mass of MgCO3?

The molar mass of magnesium carbonate (MgCO3) is 84.313 g/mol.

How do you calculate the molar mass of MgCO3?

Multiply the atomic mass of each element by the number of its atoms in MgCO3, then add the results: 1 × 24.305 (Mg) + 1 × 12.011 (C) + 3 × 15.999 (O) = 84.313 g/mol.

What percentage of MgCO3 is Oxygen?

Oxygen makes up 56.93% of the mass of magnesium carbonate (MgCO3).