<span>The light spectrum that results from the light produced by an excited electron moving from a higher energy level back down to a lower energy level is an emission spectrum. The emission spectrum is formed by the electromagnetic radiation released by the transition in energy state.</span>
Musculoskeletal system because the mussels help move your bones.
They have seven electrons in their valence shell, so halogens are very reactive.
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D is the correct answer, you do not want to keep the fumes from numerous frogs in a room. There is no logical reason to keep the fumes inside.
Answer:
11
1. 6.02×10 23
this is the answer Hope it helps you
