Calculate molar mass (calculate molecular weight, Molar Mass Calculator).Formula:C17H8N20O4 -- 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: C17H8N20O4
Molar Mass: 556.3862 g/mol        1g=1.79731272989876E-03 mol
Percent composition (by mass):
Element  Count           Atom Mass                %(by mass)
C                  17                12.011                        36.7%
H                  8                  1.0079                        1.45%
N                  20                14.007                        50.35%
O                  4                  15.999                        11.5%

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