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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
             CuSO4.5H2O=CuSO4.5H2O
3BeO.Al2O3.6SiO2= (BeO)3.Al2O3.6SiO2
Calculations:
Formula: FeSO(7H2O)
Molar Mass: 128.9138 g/mol        1g=7.75712142532452E-03 mol
Percent composition (by mass):
Element  Count           Atom Mass                %(by mass)
Fe                1.1              55.84                         48.75%
S                  1.2              32.06                         30.3%
O                  2.4              15.999                        30.25%
H                  8.9              1.0079                        6.99%
Top Use:    Molar Mass Calculator     Formula:  Co2(Cr2O7)3

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