Calculate molar mass (calculate molecular weight, Molar Mass Calculator).Formula:Na2(so3)3 -- 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: Na2(so3)3
Molar Mass: 286.1506 g/mol        1g=3.49466329967507E-03 mol
Percent composition (by mass):
Element  Count           Atom Mass                %(by mass)
Na                2                  22.9898                       16.07%
s                  3                  32.06                         33.61%
o                  9                  15.999                        50.32%

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