Answer:
Sulfur
Explanation:
You find the identity by looking at the number of protons. The number of protons never change for an element.
1 mole=6.02 x 10^23 atoms so how many moles are there in 3.0 x 10^23 we will cross multiply, 1 x 3.0 x 10^23 / 6.02 x 10 ^23. Which will give us 0.498 moles.
Hope this helped
Metals are to the left of the zig-zag, nonmetals are to the right, and metalloids lie on/beside the line.
It’s either the first or second one
I think it’s the first one - the outer cells of the blastocyst