Calculate molar mass (calculate molecular weight, Molar Mass Calculator).Formula:KAl2SO4.12H2o -- 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: KAl2SO4.12H2o
Molar Mass: 405.2956 g/mol        1g=2.46733495256302E-03 mol
Percent composition (by mass):
Element  Count           Atom Mass                %(by mass)
K                  1                  39.098                        9.65%
Al                2                  26.982                        13.31%
S                  1                  32.06                         7.91%
O                  4                  15.999                        15.79%
H                  24                1.0079                        5.97%
o                  12                15.999                        47.37%

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