Help I’ll give ndburbrbruejdmd

It won't lose or gain electrons if it's a covalent bond it shares the electrons with another atom or atoms. if it is an ionic bond it will lose the 3 electrons on the outer shell and become a positively charged ion.  credit goes to @sunshinebaby of answers.yahoo.com.

Velocity is the speed of an object in a certain direction so you'd need to know speed and direction

Answerto determine which rock layer in a canyon wall formed first;