Calculate molar mass (calculate molecular weight, Molar Mass Calculator).Formula:KAl3Si3O10(OH)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: KAl3Si3O10(OH)2
Molar Mass: 398.3028 g/mol        1g=2.51065269940357E-03 mol
Percent composition (by mass):
Element  Count           Atom Mass                %(by mass)
K                  1                  39.098                        9.82%
Al                3                  26.982                        20.32%
Si                3                  28.085                        21.15%
O                  12                15.999                        48.2%
H                  2                  1.0079                        0.51%

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