They are found in group 3 of the periodic table.
Im pretty sure the answer is <span> 0.01218859659g
not 100% sure tho so please consult someone else b4 answering
i hope this helps!!</span>
Answer:
It should be 1. 1.2 X 10^24
Explanation:
When an electron moves from a higher energy shell to a lower one, energy in the form of light, more specifically a wavelength of a photon is released.
Is it the dry lab/wet lab week 1 or ?
