Calculate molar mass (calculate molecular weight, Molar Mass Calculator).Formula:Cr2(H2O)6(NO3)3 -- 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: Cr2(H2O)6(NO3)3
Molar Mass: 398.0928 g/mol        1g=2.51197710684544E-03 mol
Percent composition (by mass):
Element  Count           Atom Mass                %(by mass)
Cr                2                  51.996                        26.12%
H                  12                1.0079                        3.04%
O                  15                15.999                        60.28%
N                  3                  14.007                        10.56%

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