Molar mass of potassium oxide (K2O)

The molar mass of potassium oxide (K2O) is 94.195 g/mol.

Step-by-step calculation

ElementAtomsAtomic massSubtotal
Potassium × 2 39.098 = 78.196
Oxygen × 1 15.999 = 15.999
Total94.195 g/mol

Percent composition by element

  • Potassium 83.02%
  • Oxygen 16.98%

Try another formula

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

Could not read that formula

Related compounds

KOH Potassium hydroxide KClO3 Potassium chlorate KAl(SO4)2·12H2O Potassium alum K2Cr2O7 Potassium dichromate KMnO4 Potassium permanganate KNO3 Potassium nitrate

FAQ

What is the molar mass of K2O?

The molar mass of potassium oxide (K2O) is 94.195 g/mol.

How do you calculate the molar mass of K2O?

Multiply the atomic mass of each element by the number of its atoms in K2O, then add the results: 2 × 39.098 (K) + 1 × 15.999 (O) = 94.195 g/mol.

What percentage of K2O is Potassium?

Potassium makes up 83.02% of the mass of potassium oxide (K2O).