Calculate molar mass (calculate molecular weight, Molar Mass Calculator).Formula:KCr(SO4)2.12H20 -- 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: KCr(SO4)2.12H20
Molar Mass: 525.102 g/mol        1g=1.90439190861966E-03 mol
Percent composition (by mass):
Element  Count           Atom Mass                %(by mass)
K                  1                  39.098                        7.45%
Cr                1                  51.996                        9.9%
S                  2                  32.06                         12.21%
O                  8                  15.999                        24.37%
H                  240              1.0079                        46.07%

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