Calculate molar mass (calculate molecular weight, Molar Mass Calculator).Formula:Al2s3o12 -- 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: Al2s3o12
Molar Mass: 342.132 g/mol        1g=2.92284849122561E-03 mol
Percent composition (by mass):
Element  Count           Atom Mass                %(by mass)
Al                2                  26.982                        15.77%
s                  3                  32.06                         28.11%
o                  12                15.999                        56.12%

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