Calculate molar mass (calculate molecular weight, Molar Mass Calculator).Formula:C21H13N -- 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: C21H13N
Molar Mass: 279.3407 g/mol        1g=3.57985785816388E-03 mol
Percent composition (by mass):
Element  Count           Atom Mass                %(by mass)
C                  21                12.011                        90.3%
H                  13                1.0079                        4.69%
N                  1                  14.007                        5.01%

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