Calculate molar mass (calculate molecular weight, Molar Mass Calculator).Formula:FeSO7H2O -- 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: FeSO7H2O
Molar Mass: 217.9078 g/mol        1g=4.58909685656044E-03 mol
Percent composition (by mass):
Element  Count           Atom Mass                %(by mass)
Fe                1                  55.84                         25.63%
S                  1                  32.06                         14.71%
O                  8                  15.999                        58.74%
H                  2                  1.0079                        0.93%

Top Use: Molar Mass Calculator Formula: Co2(Cr2O7)3 Recent user inquiry: 3/10/2025 00:10Molar Mass Calculator Formula: KC6H5CO2 3/10/2025 00:09Molar Mass Calculator Formula: c8 3/10/2025 00:08Molar Mass Calculator Formula: k2.(cu.(c2o4)2.(h2o)4) 3/10/2025 00:08Molar Mass Calculator Formula: Na2CO3.10H2O 3/10/2025 00:08Molar Mass Calculator Formula: c6h16n2