Which atom in each pair has the larger ionization energy? Na or o
Be or Ba
Cu or Ra
I or Ne
K or v
Ca or Fr
W or Se

i was thinking 4.0 v hope this

the answer is: metamorphic rocks often show the presence of fossils, also a

hope i

-lavira: )

sorry to break it to ya but no one can answer your question it's just

jk but i am serious about the part that most people cant answer it beacuse you did not mention the section you are talking about. but it would if you added some detail and were a bit more specific.