Calculate molar mass (calculate molecular weight, Molar Mass Calculator).Formula:2MgSO4.15H2O -- 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: 2MgSO4.15H2O
Molar Mass: 392.583 g/mol        1g=2.54723205029255E-03 mol
Percent composition (by mass):
Element  Count           Atom Mass                %(by mass)
Mg                1.1              24.305                        6.7%
S                  1.1              32.06                         8.68%
O                  19.1            15.999                        77.94%
H                  32                1.0079                        8.21%

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