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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: 2(NH4)2Cr2o7
Molar Mass: 254.0622 g/mol        1g=3.93604400812085E-03 mol
Percent composition (by mass):
Element  Count           Atom Mass                %(by mass)
N                  2.1              14.007                        11.81%
H                  10                1.0079                        3.96%
Cr                2                  51.996                        41.72%
o                  7.1              15.999                        44.87%
Top Use:    Molar Mass Calculator     Formula:  Co2(Cr2O7)3

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