Calculate molar mass (calculate molecular weight, Molar Mass Calculator).Formula:69H -- 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: 69H
Molar Mass: 70.0079 g/mol        1g=1.42841022227491E-02 mol
Percent composition (by mass):
Element  Count           Atom Mass                %(by mass)
H                  69.5            1.0079                        100%

Top Use: Molar Mass Calculator Formula: Co2(Cr2O7)3 Recent user inquiry: 9/16/2025 13:42Molar Mass Calculator Formula: 124 9/16/2025 13:42Molar Mass Calculator Formula: c2h5on2 9/16/2025 13:42Molar Mass Calculator Formula: (NH4)2s 9/16/2025 13:42Molar Mass Calculator Formula: 4(HCl) 9/16/2025 13:42Molar Mass Calculator Formula: 5p2o3