Calculate molar mass (calculate molecular weight, Molar Mass Calculator).Formula:ONAr -- 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: ONAr
Molar Mass: 69.946 g/mol        1g=1.42967432018986E-02 mol
Percent composition (by mass):
Element  Count           Atom Mass                %(by mass)
O                  1                  15.999                        22.87%
N                  1                  14.007                        20.03%
Ar                1                  39.94                         57.1%

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