Calculate molar mass (calculate molecular weight, Molar Mass Calculator).Formula:Er3(NO3).6H2O -- 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: Er3(NO3).6H2O
Molar Mass: 671.6928 g/mol        1g=1.48877582132785E-03 mol
Percent composition (by mass):
Element  Count           Atom Mass                %(by mass)
Er                3                  167.2                         74.68%
N                  1                  14.007                        2.09%
O                  9                  15.999                        21.44%
H                  12                1.0079                        1.8%

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