Asked by help pls

Mass of this sample = 3.2 g
1. Iron is...
a) An element composed of atoms
b) An element composed of diatomic molecules
c) An ionic compound
d) Made from more than one type of atom

2. How many moles of iron are in the nail?
Answered by DrBob222
1 is a.
2. mols = grams/atomic mass = ?
Answered by Anonymous
Iron is a diatomic element
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