Calculate molar mass (calculate molecular weight, Molar Mass Calculator).Formula:pb3(AsO4)2 -- 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: pb3(AsO4)2
Molar Mass: 341.2422 g/mol        1g=2.93046991257236E-03 mol
Percent composition (by mass):
Element  Count           Atom Mass                %(by mass)
p                  1                  30.974                        9.08%
b                  3                  10.811                        9.5%
As                2                  74.9216                       43.91%
O                  8                  15.999                        37.51%

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