Calculate molar mass (calculate molecular weight, Molar Mass Calculator).Formula:FeNH4Fe -- 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: FeNH4Fe
Molar Mass: 129.7186 g/mol        1g=7.70899470083704E-03 mol
Percent composition (by mass):
Element  Count           Atom Mass                %(by mass)
Fe                2                  55.84                         86.09%
N                  1                  14.007                        10.8%
H                  4                  1.0079                        3.11%

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