Calculate molar mass (calculate molecular weight, Molar Mass Calculator).Formula:Na2HPO4.12HO -- 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: Na2HPO4.12HO
Molar Mass: 346.0403 g/mol        1g=2.88983681958431E-03 mol
Percent composition (by mass):
Element  Count           Atom Mass                %(by mass)
Na                2                  22.9898                       13.29%
H                  13                1.0079                        3.79%
P                  1                  30.974                        8.95%
O                  16                15.999                        73.98%

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