Calculate molar mass (calculate molecular weight, Molar Mass Calculator).Formula:2Fe2O2 -- 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: 2Fe2O2
Molar Mass: 145.678 g/mol        1g=6.86445448180233E-03 mol
Percent composition (by mass):
Element  Count           Atom Mass                %(by mass)
Fe                2                  55.84                         78.04%
O                  2.1              15.999                        23.34%

Top Use: Molar Mass Calculator Formula: Co2(Cr2O7)3 Recent user inquiry: 1/8/2025 10:27Molar Mass Calculator Formula: MnCH3COO 1/8/2025 10:27Molar Mass Calculator Formula: CuCO3(OH)2 1/8/2025 10:27Molar Mass Calculator Formula: P4o4 1/8/2025 10:24Molar Mass Calculator Formula: N2B4O7 1/8/2025 10:22Molar Mass Calculator Formula: Ni(C2H8N2)3SO4(2H2O)