Calculate molar mass (calculate molecular weight, Molar Mass Calculator).Formula:W2O13H4 -- 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: W2O13H4
Molar Mass: 579.6186 g/mol        1g=1.72527244639837E-03 mol
Percent composition (by mass):
Element  Count           Atom Mass                %(by mass)
W                  2                  183.8                         63.42%
O                  13                15.999                        35.88%
H                  4                  1.0079                        0.7%

Top Use: Molar Mass Calculator Formula: Co2(Cr2O7)3 Recent user inquiry: 7/4/2025 21:42Molar Mass Calculator Formula: SrCl.6(H2O) 7/4/2025 21:42Molar Mass Calculator Formula: Na2CO3.H2O 7/4/2025 21:41Molar Mass Calculator Formula: 5(Hg) 7/4/2025 21:41Molar Mass Calculator Formula: 622 7/4/2025 21:41Molar Mass Calculator Formula: 51O2