Calculate molar mass (calculate molecular weight, Molar Mass Calculator).Formula:C8H5O3 -- 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: C8H5O3
Molar Mass: 149.1245 g/mol        1g=6.70580622231759E-03 mol
Percent composition (by mass):
Element  Count           Atom Mass                %(by mass)
C                  8                  12.011                        64.43%
H                  5                  1.0079                        3.38%
O                  3                  15.999                        32.19%

Top Use: Molar Mass Calculator Formula: Co2(Cr2O7)3 Recent user inquiry: 11/7/2025 16:44Molar Mass Calculator Formula: C7H6ON3 11/7/2025 16:44Molar Mass Calculator Formula: cu3(po4 )2 11/7/2025 16:44Molar Mass Calculator Formula: C7H11O 11/7/2025 16:44Molar Mass Calculator Formula: CrBr3.6h2o 11/7/2025 16:44Molar Mass Calculator Formula: NaCO3.H2O