1 is3
2 is D
3 is B
i hope this helps you
Answer:
10
Explanation:
atomic mass is protons + neutrons
19 = 9 + neutrons
10 = neutrons
Explanation:
ionic n vanderwaal both are interactions resulting in compounds/molecules
and the difference is the strength of them..ionic is stronger than the vanderwaals
Archaebacteria is the answer I'm pretty sure you are looking for. anybody correct me if I'm wrong