Calculate molar mass (calculate molecular weight, Molar Mass Calculator).Formula:AlK(SO4)2. 12H20 -- 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: AlK(SO4)2. 12H20
Molar Mass: 290.35 g/mol        1g=3.44411916652316E-03 mol
Percent composition (by mass):
Element  Count           Atom Mass                %(by mass)
Al                1.4              26.982                        13.43%
K                  1.3              39.098                        17.6%
S                  2.4              32.06                         26.22%
O                  8.8              15.999                        48.21%
H                  31.9            1.0079                        11.08%

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