Calculate molar mass (calculate molecular weight, Molar Mass Calculator).Formula:C12H9N2O3V -- 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: C12H9N2O3V
Molar Mass: 280.1556 g/mol        1g=3.56944497986119E-03 mol
Percent composition (by mass):
Element  Count           Atom Mass                %(by mass)
C                  12                12.011                        51.45%
H                  9                  1.0079                        3.24%
N                  2                  14.007                        10%
O                  3                  15.999                        17.13%
V                  1                  50.9415                       18.18%

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