Calculate molar mass (calculate molecular weight, Molar Mass Calculator).Formula:Fe2(NO3)3 -- 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: Fe2(NO3)3
Molar Mass: 297.692 g/mol        1g=3.35917659863214E-03 mol
Percent composition (by mass):
Element  Count           Atom Mass                %(by mass)
Fe                2                  55.84                         37.52%
N                  3                  14.007                        14.12%
O                  9                  15.999                        48.37%

Top Use: Molar Mass Calculator Formula: Co2(Cr2O7)3 Recent user inquiry: 11/7/2025 16:26Molar Mass Calculator Formula: ch3ch2och2ch2ch3 11/7/2025 16:25Molar Mass Calculator Formula: 2C2H5OH 11/7/2025 16:25Molar Mass Calculator Formula: CaC2O3 11/7/2025 16:24Molar Mass Calculator Formula: 3CuSO4*9H2O 11/7/2025 16:24Molar Mass Calculator Formula: C2Cl5OH