Which of the following compounds has the highest percent iron (Fe) content by weight?

a)FeI3
b)Fe(OH)2
c)Fe(OH)3
d)FeCl3
e)FeBr3

Which statements describe polyatomic ions? check all that apply. polyatomic ions have many charges. polyatomic ions have one overall charge. polyatomic ions repel other ions to form ionic bonds. polyatomic ions attract other ions to form ionic bonds. polyatomic ions are made up of only one type of atom. polyatomic ions are made up of two or more types of atoms.

Identify the missing numbers below to show the result of multiplying the numbers (1.6 × 10-19)(5.0 × 106) = c × 10d

Geothermal energy for industrial use is available almost anywhere. a.true b.false