Calculate molar mass (calculate molecular weight, Molar Mass Calculator).Formula:MgCl2(4H2O) -- 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: MgCl2(4H2O)
Molar Mass: 117.2258 g/mol        1g=8.53054532364036E-03 mol
Percent composition (by mass):
Element  Count           Atom Mass                %(by mass)
Mg                1.2              24.305                        24.15%
Cl                2.1              35.453                        63.9%
H                  6                  1.0079                        5.13%
O                  1.3              15.999                        17.06%

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