Calculate molar mass (calculate molecular weight, Molar Mass Calculator).Formula:4h2p8o -- 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: 4h2p8o
Molar Mass: 269.8068 g/mol        1g=3.70635580719241E-03 mol
Percent composition (by mass):
Element  Count           Atom Mass                %(by mass)
h                  6                  1.0079                        2.23%
p                  8.1              30.974                        93.32%
o                  1.3              15.999                        7.41%

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