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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
3BeO.Al2O3.6SiO2= (BeO)3.Al2O3.6SiO2
Formula: C15H15N3O2
Molar Mass: 269.3025 g/mol        1g=3.71329638603429E-03 mol
Percent composition (by mass):
Element  Count           Atom Mass                %(by mass)
C                  15                12.011                        66.9%
H                  15                1.0079                        5.61%
N                  3                  14.007                        15.6%
O                  2                  15.999                        11.88%

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

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