Calculate molar mass (calculate molecular weight, Molar Mass Calculator).Formula:C6H5O7Na3 -- 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: C6H5O7Na3
Molar Mass: 258.0679 g/mol        1g=3.87494918972875E-03 mol
Percent composition (by mass):
Element  Count           Atom Mass                %(by mass)
C                  6                  12.011                        27.93%
H                  5                  1.0079                        1.95%
O                  7                  15.999                        43.4%
Na                3                  22.9898                       26.73%

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