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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: Cu4(AsO3)2(CH3CO2)2
Molar Mass: 618.0846 g/mol        1g=1.6179014976267E-03 mol
Percent composition (by mass):
Element  Count           Atom Mass                %(by mass)
Cu                4                  63.54                         41.12%
As                2                  74.9216                       24.24%
O                  10                15.999                        25.88%
C                  4                  12.011                        7.77%
H                  6                  1.0079                        0.98%
Top Use:    Molar Mass Calculator     Formula:  Co2(Cr2O7)3

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