In chemistry, oxidation occurs when a substance A) loses ...

[magmichele12]

In chemistry, oxidation occurs when a substance
 
  A) loses electrons
  B) rearranges its electrons internally
  C) accepts electrons
  D) breaks into its constituent atoms

Question 2

An arrow is shot, from a bow, at an original speed of vo. When it returns to the same horizontal level, its speed will be
 
  A) 9.8 vo.
  B) vo.
  C) 2 vo.
  D) 1/2 vo.
  E) 4 vo.

[Moriaki]

Answer to Question 1

A

Answer to Question 2

B