Calculate molar mass (calculate molecular weight, Molar Mass Calculator).Formula:c12h13n8H20 -- 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: c12h13n8H20
Molar Mass: 289.4487 g/mol        1g=3.45484363895917E-03 mol
Percent composition (by mass):
Element  Count           Atom Mass                %(by mass)
c                  12                12.011                        49.8%
h                  13                1.0079                        4.53%
n                  8                  14.007                        38.71%
H                  20                1.0079                        6.96%

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