Calculate molar mass (calculate molecular weight, Molar Mass Calculator).Formula:C12H21O5N5 -- 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: C12H21O5N5
Molar Mass: 315.3279 g/mol        1g=3.17130200023531E-03 mol
Percent composition (by mass):
Element  Count           Atom Mass                %(by mass)
C                  12                12.011                        45.71%
H                  21                1.0079                        6.71%
O                  5                  15.999                        25.37%
N                  5                  14.007                        22.21%

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