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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: C2H2COOH
Molar Mass: 71.0547 g/mol        1g=1.40736643740667E-02 mol
Percent composition (by mass):
Element  Count           Atom Mass                %(by mass)
C                  3                  12.011                        50.71%
H                  3                  1.0079                        4.26%
O                  2                  15.999                        45.03%

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

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