An car is brought to rest in a distance of 652 m using a constant acceleration of -2.7 m/s2. What was the velocity of the car when the acceleration first began?

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.