Calculate molar mass (calculate molecular weight, Molar Mass Calculator).Formula:no2-1 -- 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: no2-1
Molar Mass: 45.005 g/mol        1g=2.22197533607377E-02 mol
Percent composition (by mass):
Element  Count           Atom Mass                %(by mass)
n                  0.9              14.007                        28.9%
o                  1.9              15.999                        68.88%

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