Calculate molar mass (calculate molecular weight, Molar Mass Calculator).Formula:C8H4K2O12Sb2 -- e-Tools Age

	Calculate molar mass
	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: C8H4K2O12Sb2
Molar Mass: 613.7036 g/mol        1g=1.62945109007019E-03 mol
Percent composition (by mass):
Element  Count           Atom Mass                %(by mass)
C                  8                  12.011                        15.66%
H                  4                  1.0079                        0.66%
K                  2                  39.098                        12.74%
O                  12                15.999                        31.28%
Sb                2                  121.7                         39.66%

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