Calculate molar mass (calculate molecular weight, Molar Mass Calculator).Formula:Fe2S2O9N2H20 -- 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: Fe2S2O9N2H20
Molar Mass: 367.963 g/mol        1g=2.71766454779421E-03 mol
Percent composition (by mass):
Element  Count           Atom Mass                %(by mass)
Fe                2                  55.84                         30.35%
S                  2                  32.06                         17.43%
O                  9                  15.999                        39.13%
N                  2                  14.007                        7.61%
H                  20                1.0079                        5.48%

Top Use: Molar Mass Calculator Formula: Co2(Cr2O7)3 Recent user inquiry: 1/17/2025 20:53Molar Mass Calculator Formula: Kno3.Ni(scn)2.6h20 1/17/2025 20:53Molar Mass Calculator Formula: CH3C6H4SO2 1/17/2025 20:51Molar Mass Calculator Formula: C2OH3Cl 1/17/2025 20:51Molar Mass Calculator Formula: 5c2o2 1/17/2025 20:51Molar Mass Calculator Formula: ch3ch2ch2ch2ch3