Calculate molar mass (calculate molecular weight, Molar Mass Calculator).Formula:KMn02 -- 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: KMn02
Molar Mass: 148.974 g/mol        1g=6.71258071878314E-03 mol
Percent composition (by mass):
Element  Count           Atom Mass                %(by mass)
K                  1                  39.098                        26.24%
Mn                2                  54.938                        73.76%

Top Use: Molar Mass Calculator Formula: Co2(Cr2O7)3 Recent user inquiry: 2/1/2026 05:23Molar Mass Calculator Formula: HCO3K2 2/1/2026 05:23Molar Mass Calculator Formula: MgNH4PO4.6H20 2/1/2026 05:23Molar Mass Calculator Formula: HONH3 2/1/2026 05:23Molar Mass Calculator Formula: BrCl 2/1/2026 05:23Molar Mass Calculator Formula: 2(H3O)