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Calculate molar mass

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Enter a chemical formula in the field below, pay attention to formula is case sensitive!!!
            The formula should be entered as:
H2SO4= H2SO4
3BeO.Al2O3.6SiO2= (BeO)3.Al2O3.6SiO2
Formula: FeSO4 . 7H2O
Molar Mass: 176.9108 g/mol        1g=5.65256615198168E-03 mol
Percent composition (by mass):
Element  Count           Atom Mass                %(by mass)
Fe                1.1              55.84                         35.52%
S                  1.2              32.06                         22.08%
O                  5.4              15.999                        49.17%
H                  8.9              1.0079                        5.1%

Top Use:    Molar Mass Calculator     Formula:  Co2(Cr2O7)3

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