Calculate molar mass (calculate molecular weight, Molar Mass Calculator).Formula:MnCl2-2H2O -- 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: MnCl2-2H2O
Molar Mass: 141.8588 g/mol        1g=7.04926307003866E-03 mol
Percent composition (by mass):
Element  Count           Atom Mass                %(by mass)
Mn                1                  54.938                        37.32%
Cl                1.9              35.453                        48.57%
H                  0                  1.0079                        0.01%
O                  0.9              15.999                        9.87%

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