Calculate molar mass (calculate molecular weight, Molar Mass Calculator).Formula:NH4Fe2(SO4).12H2O -- 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: NH4Fe2(SO4).12H2O
Molar Mass: 441.9522 g/mol        1g=2.26268813686186E-03 mol
Percent composition (by mass):
Element  Count           Atom Mass                %(by mass)
N                  1                  14.007                        3.17%
H                  28                1.0079                        6.39%
Fe                2                  55.84                         25.27%
S                  1                  32.06                         7.25%
O                  16                15.999                        57.92%

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