Calculate molar mass (calculate molecular weight, Molar Mass Calculator).Formula:BF5 -- 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: BF5
Molar Mass: 105.801 g/mol        1g=9.45170650560959E-03 mol
Percent composition (by mass):
Element  Count           Atom Mass                %(by mass)
B                  1                  10.811                        10.22%
F                  5                  18.998                        89.78%

Top Use: Molar Mass Calculator Formula: Co2(Cr2O7)3 Recent user inquiry: 10/29/2025 19:51Molar Mass Calculator Formula: B5H3 10/29/2025 19:51Molar Mass Calculator Formula: H8O6C5 10/29/2025 19:51Molar Mass Calculator Formula: NaCH3OO 10/29/2025 19:51Molar Mass Calculator Formula: BeCO3.4H2O 10/29/2025 19:50Molar Mass Calculator Formula: ScN3