Calculate molar mass (calculate molecular weight, Molar Mass Calculator).Formula:Mg(NO3)3.9h2O -- 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: Mg(NO3)3.9h2O
Molar Mass: 372.4502 g/mol        1g=2.68492270912997E-03 mol
Percent composition (by mass):
Element  Count           Atom Mass                %(by mass)
Mg                1                  24.305                        6.53%
N                  3                  14.007                        11.28%
O                  18                15.999                        77.32%
h                  18                1.0079                        4.87%

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