Calculate molar mass (calculate molecular weight, Molar Mass Calculator).Formula:KCrO2.5 -- 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: KCrO2.5
Molar Mass: 128.092 g/mol        1g=7.80688879867595E-03 mol
Percent composition (by mass):
Element  Count           Atom Mass                %(by mass)
K                  1.1              39.098                        34.43%
Cr                1.1              51.996                        44.5%
O                  2.3              15.999                        28.88%

Top Use: Molar Mass Calculator Formula: Co2(Cr2O7)3 Recent user inquiry: 4/17/2025 22:47Molar Mass Calculator Formula: (C3H8O) 4/17/2025 22:47Molar Mass Calculator Formula: MgSe 4/17/2025 22:46Molar Mass Calculator Formula: 8h2 4/17/2025 22:45Molar Mass Calculator Formula: SO42 4/17/2025 22:45Molar Mass Calculator Formula: c5h7Cl