Calculate molar mass (calculate molecular weight, Molar Mass Calculator).Formula:(FeF6)-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: (FeF6)-3
Molar Mass: 166.828 g/mol        1g=5.99419761670703E-03 mol
Percent composition (by mass):
Element  Count           Atom Mass                %(by mass)
Fe                0.9              55.84                         31.67%
F                  5.8              18.998                        66.53%

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