Calculate molar mass (calculate molecular weight, Molar Mass Calculator).Formula:K2OAl2O38SiO2 -- 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: K2OAl2O38SiO2
Molar Mass: 816.204 g/mol        1g=1.22518390010341E-03 mol
Percent composition (by mass):
Element  Count           Atom Mass                %(by mass)
K                  2                  39.098                        9.58%
O                  41                15.999                        80.37%
Al                2                  26.982                        6.61%
Si                1                  28.085                        3.44%

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