Calculate molar mass (calculate molecular weight, Molar Mass Calculator).Formula:4PCl3 -- 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: 4PCl3
Molar Mass: 141.333 g/mol        1g=7.07548838558582E-03 mol
Percent composition (by mass):
Element  Count           Atom Mass                %(by mass)
P                  1.1              30.974                        24.75%
Cl                3.1              35.453                        78.08%

Top Use: Molar Mass Calculator Formula: Co2(Cr2O7)3 Recent user inquiry: 5/9/2025 04:55Molar Mass Calculator Formula: C5H12N3O2 5/9/2025 04:55Molar Mass Calculator Formula: P2s6 5/9/2025 04:55Molar Mass Calculator Formula: Se4O12 5/9/2025 04:55Molar Mass Calculator Formula: (NH4oh) 5/9/2025 04:55Molar Mass Calculator Formula: NaAl(OH)2CO3.CaCo3