Calculate molar mass (calculate molecular weight, Molar Mass Calculator).Formula:Cu4(AsO3)4(CH3CO2)2 -- 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: Cu4(AsO3)4(CH3CO2)2
Molar Mass: 863.9218 g/mol        1g=1.15751217297677E-03 mol
Percent composition (by mass):
Element  Count           Atom Mass                %(by mass)
Cu                4                  63.54                         29.42%
As                4                  74.9216                       34.69%
O                  16                15.999                        29.63%
C                  4                  12.011                        5.56%
H                  6                  1.0079                        0.7%

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