Calculate molar mass (calculate molecular weight, Molar Mass Calculator).Formula:Fe(NH4)2.(SO4)3.9H2O -- 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: Fe(NH4)2.(SO4)3.9H2O
Molar Mass: 542.2184 g/mol        1g=1.8442752957111E-03 mol
Percent composition (by mass):
Element  Count           Atom Mass                %(by mass)
Fe                1                  55.84                         10.3%
N                  2                  14.007                        5.17%
H                  26                1.0079                        4.83%
S                  3                  32.06                         17.74%
O                  21                15.999                        61.96%

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