Calculate molar mass (calculate molecular weight, Molar Mass Calculator).Formula:Al2O3H4O2 -- 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: Al2O3H4O2
Molar Mass: 137.9906 g/mol        1g=7.24687043900092E-03 mol
Percent composition (by mass):
Element  Count           Atom Mass                %(by mass)
Al                2                  26.982                        39.11%
O                  5                  15.999                        57.97%
H                  4                  1.0079                        2.92%

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