Calculate molar mass (calculate molecular weight, Molar Mass Calculator).Formula:ReSO4.7H2O -- 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: ReSO4.7H2O
Molar Mass: 408.3666 g/mol        1g=2.44878009122196E-03 mol
Percent composition (by mass):
Element  Count           Atom Mass                %(by mass)
Re                1                  186.207                       45.6%
S                  1                  32.06                         7.85%
O                  11                15.999                        43.1%
H                  14                1.0079                        3.46%

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