Calculate molar mass (calculate molecular weight, Molar Mass Calculator).Formula:FeSO4 *7H20 -- 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: FeSO4 *7H20
Molar Mass: 556.03 g/mol        1g=1.79846411164865E-03 mol
Percent composition (by mass):
Element  Count           Atom Mass                %(by mass)
Fe                1                  55.84                         10.04%
S                  1                  32.06                         5.77%
O                  28                15.999                        80.57%
H                  20                1.0079                        3.63%

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