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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: Pb(NO3)2.4H2O
Molar Mass: 403.2672 g/mol        1g=2.47974543925219E-03 mol
Percent composition (by mass):
Element  Count           Atom Mass                %(by mass)
Pb                1                  207.2                         51.38%
N                  2                  14.007                        6.95%
O                  10                15.999                        39.67%
H                  8                  1.0079                        2%
Top Use:    Molar Mass Calculator     Formula:  Co2(Cr2O7)3

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