Calculate molar mass (calculate molecular weight, Molar Mass Calculator).Formula:(CrO3)2 -- 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: (CrO3)2
Molar Mass: 199.986 g/mol        1g=5.00035002450172E-03 mol
Percent composition (by mass):
Element  Count           Atom Mass                %(by mass)
Cr                2                  51.996                        52%
O                  6                  15.999                        48%

Top Use: Molar Mass Calculator Formula: Co2(Cr2O7)3 Recent user inquiry: 8/5/2025 05:10Molar Mass Calculator Formula: k2h4 8/5/2025 05:10Molar Mass Calculator Formula: Pb3(PO4)3 8/5/2025 05:10Molar Mass Calculator Formula: 2B2O3.CaO.6H2O 8/5/2025 05:10Molar Mass Calculator Formula: 2k20 8/5/2025 05:09Molar Mass Calculator Formula: KH2PO4.5H2O