Calculate molar mass (calculate molecular weight, Molar Mass Calculator).Formula:K2SO4.Cr2.(SO4)3.20H2O -- 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: K2SO4.Cr2.(SO4)3.20H2O
Molar Mass: 926.708 g/mol        1g=1.07908855863983E-03 mol
Percent composition (by mass):
Element  Count           Atom Mass                %(by mass)
K                  2                  39.098                        8.44%
S                  4                  32.06                         13.84%
O                  36                15.999                        62.15%
Cr                2                  51.996                        11.22%
H                  40                1.0079                        4.35%

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