A(n) reaction is the rearrangement of atoms by breaking and reforming chemical bonds.

chemical
physical
boiling
vaporization

chemical

Explanation:

a chemical reaction is when an atoms bonds are bonded through a reaction that cannot be undone without another chemical reaction.

chemical

Explanation:

a charge 3q is at the origin, and a charge −2q is on the positive x axis at x=a. part a where on the x-axis would you place a third charge so it would experience no net electric force? enter an expression for the exact answer, which will involve a square-root sign. (do not enter an approximate decimal answer.)