Aluminium, because of its physical properties
The color would be rainbow or white i’m almost 100% sure of rainbow
I'm pretty sure it's they have the same properties, because they don't have different masses, they don't both have missing nuclei, and they don't hav a different # of protons. Can't recall much else about the two, but I distinctly remember that
Answer:
Reaction 4
Explanation:
exothermic reaction is reaction in which reaction takes place evolving heat
The answer is 20 because in an atom no of protons equal no of electrons