Calculate molar mass (calculate molecular weight, Molar Mass Calculator).Formula:Na2HPO4-2 -- 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: Na2HPO4-2
Molar Mass: 139.9575 g/mol        1g=7.14502616865834E-03 mol
Percent composition (by mass):
Element  Count           Atom Mass                %(by mass)
Na                1.9              22.9898                       31.42%
H                  -1                1.0079                        -0.71%
P                  0.9              30.974                        20.7%
O                  3.9              15.999                        44.3%

Top Use: Molar Mass Calculator Formula: Co2(Cr2O7)3 Recent user inquiry: 4/19/2025 00:29Molar Mass Calculator Formula: 316200/24.3 4/19/2025 00:29Molar Mass Calculator Formula: 940 4/19/2025 00:29Molar Mass Calculator Formula: Al2O34SiO2H2O 4/19/2025 00:29Molar Mass Calculator Formula: C4H10N2.6H2O 4/19/2025 00:28Molar Mass Calculator Formula: Co(C2O4)