Calculate molar mass (calculate molecular weight, Molar Mass Calculator).Formula:La2(OH)5Cl -- 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: La2(OH)5Cl
Molar Mass: 398.2975 g/mol        1g=2.51068610774609E-03 mol
Percent composition (by mass):
Element  Count           Atom Mass                %(by mass)
La                2                  138.905                       69.75%
O                  5                  15.999                        20.08%
H                  5                  1.0079                        1.27%
Cl                1                  35.453                        8.9%

Top Use: Molar Mass Calculator Formula: Co2(Cr2O7)3 Recent user inquiry: 12/15/2025 02:18Molar Mass Calculator Formula: 2K3(Fe(C2O4)3).3H2O 12/15/2025 02:18Molar Mass Calculator Formula: Fe2(SO4)3 12/15/2025 02:18Molar Mass Calculator Formula: Ni(NH2CH2CH2CH2NH2)3Cl2.2H2O 12/15/2025 02:18Molar Mass Calculator Formula: 12.5o2 12/15/2025 02:18Molar Mass Calculator Formula: 4Mg(No3)2