Calculate molar mass (calculate molecular weight, Molar Mass Calculator).Formula:LaCl3.7H2O -- 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: LaCl3.7H2O
Molar Mass: 371.3676 g/mol        1g=2.69274971753055E-03 mol
Percent composition (by mass):
Element  Count           Atom Mass                %(by mass)
La                1                  138.905                       37.4%
Cl                3                  35.453                        28.64%
H                  14                1.0079                        3.8%
O                  7                  15.999                        30.16%

Top Use: Molar Mass Calculator Formula: Co2(Cr2O7)3 Recent user inquiry: 1/14/2025 17:00Molar Mass Calculator Formula: C17H18O 1/14/2025 17:00Molar Mass Calculator Formula: C2o5 1/14/2025 17:00Molar Mass Calculator Formula: K2MnO2 1/14/2025 17:00Molar Mass Calculator Formula: Fe(NH4)2(SO4)2-6(H2O) 1/14/2025 16:59Molar Mass Calculator Formula: Cu(HNO3)2