Which metalloid has three valence electrons? 1. lithium 2. boron 3. silicon 4. aluminum 5. arsenic 

Your answer would be, Lithium, Boron, and Aluminum, hope this helps good luck.

Ithink 2.2 ibs i think i learned a bit about it

Atp, shorthand for adenosine triphosphate, is the standard molecule for cellular enger in the human body. all motion and metabolic  processes  within the body begins with energy that is released from  atp, as its phosphate bonds are broken in cells through a  process  called hydrolysis.