Calculate molar mass (calculate molecular weight, Molar Mass Calculator).Formula:KAl(SO4)2.12H3O3 -- 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: KAl(SO4)2.12H3O3
Molar Mass: 870.4404 g/mol        1g=1.14884373473474E-03 mol
Percent composition (by mass):
Element  Count           Atom Mass                %(by mass)
K                  1                  39.098                        4.49%
Al                1                  26.982                        3.1%
S                  2                  32.06                         7.37%
O                  44                15.999                        80.87%
H                  36                1.0079                        4.17%

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