Calculate molar mass (calculate molecular weight, Molar Mass Calculator).Formula:2Fe .3Cl2 -- 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: 2Fe .3Cl2
Molar Mass: 270.558 g/mol        1g=3.69606516902106E-03 mol
Percent composition (by mass):
Element  Count           Atom Mass                %(by mass)
Fe                0                  55.84                         0%
Cl                6.1              35.453                        79.36%

Top Use: Molar Mass Calculator Formula: Co2(Cr2O7)3 Recent user inquiry: 4/20/2026 07:41Molar Mass Calculator Formula: Ru(C5H5)2 4/20/2026 07:41Molar Mass Calculator Formula: Na(CIO3) 4/20/2026 07:41Molar Mass Calculator Formula: NaOH 4/20/2026 07:40Molar Mass Calculator Formula: SrCr2O7 4/20/2026 07:40Molar Mass Calculator Formula: C100H600O30