Calculate molar mass (calculate molecular weight, Molar Mass Calculator).Formula:h4p2o7 -- 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: h4p2o7
Molar Mass: 177.9726 g/mol        1g=5.61884245102898E-03 mol
Percent composition (by mass):
Element  Count           Atom Mass                %(by mass)
h                  4                  1.0079                        2.27%
p                  2                  30.974                        34.81%
o                  7                  15.999                        62.93%

Top Use: Molar Mass Calculator Formula: Co2(Cr2O7)3 Recent user inquiry: 5/22/2025 06:16Molar Mass Calculator Formula: 3H2O 5/22/2025 06:15Molar Mass Calculator Formula: C12H14N2O2 5/22/2025 06:15Molar Mass Calculator Formula: c9h13n 5/22/2025 06:15Molar Mass Calculator Formula: NiH2NCH2CH2NH2C8O2H10 5/22/2025 06:15Molar Mass Calculator Formula: pb3(bo3)2