The two sublevels are s and p. These are the main group sublevels
The answer is Conduction. I hope this helps!
Isotopes are atoms of the same element that<span> has different masses.</span>
Answer:
Isotopes
Explanation:
Isotopes are atoms of the same element that contain an identical number of protons, but a different number of neutrons. Despite having different numbers of neutrons, isotopes of the same element have very similar physical properties.