Calculate molar mass (calculate molecular weight, Molar Mass Calculator).Formula:NaO2 -- e-Tools Age

	Calculate molar mass
	Enter a chemical formula in the field below, pay attention to formula is case sensitive!!!	The formula should be entered as: H₂SO₄= H2SO4 CuSO₄.5H2O=CuSO4.5H2O 3BeO.Al2O₃.6SiO₂= (BeO)3.Al2O3.6SiO2

Calculations:
Formula: NaO2
Molar Mass: 54.9878 g/mol        1g=1.81858521344735E-02 mol
Percent composition (by mass):
Element  Count           Atom Mass                %(by mass)
Na                1                  22.9898                       41.81%
O                  2                  15.999                        58.19%

Top Use: Molar Mass Calculator Formula: Co2(Cr2O7)3 Recent user inquiry: 11/4/2025 03:46Molar Mass Calculator Formula: C2h5cooh 11/4/2025 03:46Molar Mass Calculator Formula: O.HO 11/4/2025 03:46Molar Mass Calculator Formula: MgSCN2 11/4/2025 03:45Molar Mass Calculator Formula: Na2H6Y2O2 11/4/2025 03:45Molar Mass Calculator Formula: NHOHCH3.HCl