Calculate molar mass (calculate molecular weight, Molar Mass Calculator).Formula:4FeCl3.6H2O -- 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: 4FeCl3.6H2O
Molar Mass: 274.2878 g/mol        1g=3.64580561001984E-03 mol
Percent composition (by mass):
Element  Count           Atom Mass                %(by mass)
Fe                1.1              55.84                         21.82%
Cl                3.1              35.453                        40.23%
H                  16                1.0079                        5.87%
O                  6.3              15.999                        36.46%

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