Calculate molar mass (calculate molecular weight, Molar Mass Calculator).Formula:O10P4 -- 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: O10P4
Molar Mass: 283.886 g/mol        1g=3.52254073818364E-03 mol
Percent composition (by mass):
Element  Count           Atom Mass                %(by mass)
O                  10                15.999                        56.36%
P                  4                  30.974                        43.64%

Top Use: Molar Mass Calculator Formula: Co2(Cr2O7)3 Recent user inquiry: 5/8/2025 07:12Molar Mass Calculator Formula: Na3MoO4.2H2O 5/8/2025 07:12Molar Mass Calculator Formula: FeSO4.7H2O 5/8/2025 07:12Molar Mass Calculator Formula: C12H24FeO14 5/8/2025 07:12Molar Mass Calculator Formula: h2c2h3o2 5/8/2025 07:12Molar Mass Calculator Formula: c20n4h12