Calculate molar mass (calculate molecular weight, Molar Mass Calculator).Formula:2KCr(SO4)2.12H2O -- 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: 2KCr(SO4)2.12H2O
Molar Mass: 501.3836 g/mol        1g=1.99448087252954E-03 mol
Percent composition (by mass):
Element  Count           Atom Mass                %(by mass)
K                  1.1              39.098                        8.2%
Cr                1                  51.996                        10.77%
S                  2.1              32.06                         13.19%
O                  20.1            15.999                        64.22%
H                  26                1.0079                        5.22%

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