Calculate molar mass (calculate molecular weight, Molar Mass Calculator).Formula:o -- 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: o
Molar Mass: 15.999 g/mol        1g=6.25039064941559E-02 mol
Percent composition (by mass):
Element  Count           Atom Mass                %(by mass)
o                  1                  15.999                        100%

Top Use: Molar Mass Calculator Formula: Co2(Cr2O7)3 Recent user inquiry: 5/29/2025 20:31Molar Mass Calculator Formula: c3h7o2ns 5/29/2025 20:31Molar Mass Calculator Formula: nh4hco3 5/29/2025 20:31Molar Mass Calculator Formula: C2H5N3O9 5/29/2025 20:31Molar Mass Calculator Formula: 2Ba(OH)2.8H2O 5/29/2025 20:30Molar Mass Calculator Formula: Al3