Calculate molar mass (calculate molecular weight, Molar Mass Calculator).Formula:CSe2 -- 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: CSe2
Molar Mass: 169.811 g/mol        1g=5.88890001236669E-03 mol
Percent composition (by mass):
Element  Count           Atom Mass                %(by mass)
C                  1                  12.011                        7.07%
Se                2                  78.9                          92.93%

Top Use: Molar Mass Calculator Formula: Co2(Cr2O7)3 Recent user inquiry: 10/31/2025 02:44Molar Mass Calculator Formula: C4H7 10/31/2025 02:44Molar Mass Calculator Formula: C2h4n2o 10/31/2025 02:44Molar Mass Calculator Formula: Fe2P 10/31/2025 02:44Molar Mass Calculator Formula: Ni0.6Co0.2Al0.1O2 10/31/2025 02:44Molar Mass Calculator Formula: C9H8Cl23