Calculate molar mass (calculate molecular weight, Molar Mass Calculator).Formula:3MgO.4SiO2.2H2O -- 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: 3MgO.4SiO2.2H2O
Molar Mass: 319.6656 g/mol        1g=0.003128269041148 mol
Percent composition (by mass):
Element  Count           Atom Mass                %(by mass)
Mg                1.1              24.305                        8.54%
O                  11.2            15.999                        55.99%
Si                4.1              28.085                        36.08%
H                  7                  1.0079                        2.2%

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