Calculate molar mass (calculate molecular weight, Molar Mass Calculator).Formula:Br2O3/1000 -- 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: Br2O3/1000
Molar Mass: 159.855997 g/mol        1g=6.25563018445908E-03 mol
Percent composition (by mass):
Element  Count           Atom Mass                %(by mass)
Br                2                  79.904                        99.97%
O                  0                  15.999                        0.03%

Top Use: Molar Mass Calculator Formula: Co2(Cr2O7)3 Recent user inquiry: 3/26/2026 10:12Molar Mass Calculator Formula: KMn2O8 3/26/2026 10:12Molar Mass Calculator Formula: 3PO4 3/26/2026 10:12Molar Mass Calculator Formula: Fe(NO)3 3/26/2026 10:12Molar Mass Calculator Formula: c7h1502 3/26/2026 10:12Molar Mass Calculator Formula: 900