Answer:
Explanation:
The density is
1.1 g c m 3 .
c hierro
no se la otra sorry
b. Cu(OH)2
As it is having Hydroxil ions(OH).
The first option: Strontium Fluorate.
because Fluorine and oxygen combines to make fluorate, Strontium stays the same.
p.s: i need help in geo and there's an exam tomorrow.