Calculate molar mass (calculate molecular weight, Molar Mass Calculator).Formula:Ca4(P2O9) -- 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: Ca4(P2O9)
Molar Mass: 366.259 g/mol        1g=2.73030833372013E-03 mol
Percent composition (by mass):
Element  Count           Atom Mass                %(by mass)
Ca                4                  40.08                         43.77%
P                  2                  30.974                        16.91%
O                  9                  15.999                        39.31%

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