Calculate molar mass (calculate molecular weight, Molar Mass Calculator).Formula:Pb7Se2TeO15 -- 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: Pb7Se2TeO15
Molar Mass: 1975.785 g/mol        1g=5.06127944082985E-04 mol
Percent composition (by mass):
Element  Count           Atom Mass                %(by mass)
Pb                7                  207.2                         73.41%
Se                2                  78.9                          7.99%
Te                1                  127.6                         6.46%
O                  15                15.999                        12.15%

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