Answer:
i dont see it but i hope it looks like a dna molecule or something would be wrong
Explanation:
there is no pic
<span> aluminum is an element. All elements are pure substances, so that means they are homogenous.
please mark as brainliest
</span>
Answer:
It's true.
Explanation:
In sub-energy level : number of orbitals

Answer:
A part.
Explanation:
Because the reactants must be the exact same as the the products.