<span>The center of hemoglobin is made of which of the following?
</span><span>amino acids</span>
It is (CI) bromine
because, <span>Halogen element, any of the six nonmetallic elements that constitute Group 17 (Group VIIa) of the periodic table. The halogen elements are </span>fluorine (F)<span>, </span>chlorine (Cl), bromine (Br<span>), iodine (I), astatine (At), and tennessine (Ts).</span>
For every 3 Fe there is only 1 Fe3O4 producing.
So, ratio would be: Fe3O4 / Fe = 1 / 3
In short, Your Answer would be: 1 : 3
Hope this helps!
Answer:
Na. O
no of protons:11. 8
no of electrons:11. 8
no of neutrons:12. 8
Explanation:
the top number of the left is the mass number and the bottom is the atomic number the no of neutrons are atomic number subtracted by mass number the number on the top right is the charge don't let it confuse you and the number of electrons is the same as the number of protons
