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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: KAl(SO4)3.2H2O
Molar Mass: 390.2776 g/mol        1g=2.56227874723018E-03 mol
Percent composition (by mass):
Element  Count           Atom Mass                %(by mass)
K                  1                  39.098                        10.02%
Al                1                  26.982                        6.91%
S                  3                  32.06                         24.64%
O                  14                15.999                        57.39%
H                  4                  1.0079                        1.03%

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

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