Calculate molar mass (calculate molecular weight, Molar Mass Calculator).Formula:Na2HPO4-2H2O -- 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: Na2HPO4-2H2O
Molar Mass: 157.9723 g/mol        1g=6.33022371643636E-03 mol
Percent composition (by mass):
Element  Count           Atom Mass                %(by mass)
Na                1.9              22.9898                       27.84%
H                  1                  1.0079                        0.65%
P                  0.9              30.974                        18.34%
O                  4.9              15.999                        49.37%

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