Calculate molar mass (calculate molecular weight, Molar Mass Calculator).Formula:Al2(SO4)3-18H2O -- 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: Al2(SO4)3-18H2O
Molar Mass: 342.1468 g/mol        1g=2.92272205965393E-03 mol
Percent composition (by mass):
Element  Count           Atom Mass                %(by mass)
Al                1.3              26.982                        10.51%
S                  2.4              32.06                         22.85%
O                  11.9            15.999                        55.53%
H                  -15.9          1.0079                        -4.67%

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