Answer:
Metals tend to lose electrons in chemical reactions, as indicated by their low ionization energies. Within a compound, metal atoms have relatively low attraction for electrons, as indicated by their low electronegativities.
Answer:
chemical and electrical ( and sometimes nucelar)
Explanation:

If the half-life of a sample of a radioactive substance is 30 seconds, how much would be left after 60 seconds? <span>
A. one-fourth</span>
I think you're talking about Ribosomes?
This is the organelle responsible for protein synthesis.