Calculate molar mass (calculate molecular weight, Molar Mass Calculator).Formula:Y2K -- 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: Y2K
Molar Mass: 216.91 g/mol        1g=4.61020699829422E-03 mol
Percent composition (by mass):
Element  Count           Atom Mass                %(by mass)
Y                  2                  88.906                        81.98%
K                  1                  39.098                        18.02%

Top Use: Molar Mass Calculator Formula: Co2(Cr2O7)3 Recent user inquiry: 11/26/2025 02:06Molar Mass Calculator Formula: 2ch3ooh 11/26/2025 02:06Molar Mass Calculator Formula: CH3NH3I 11/26/2025 02:06Molar Mass Calculator Formula: (NH3)3PO4 11/26/2025 02:06Molar Mass Calculator Formula: c40h59no11 11/26/2025 02:06Molar Mass Calculator Formula: 1NaBr