Classify the type of force, attractive or repulsive, between the following pairs of particles: electron-electron: electron-proton: proton-proton: chloride ion ( ion (na+):

1.) repulsive

              2.) attractive

              3.) repulsive

              4.) attractive  

Explanation:

Repulsive

Attractive

Repulsive

Attractive

Explanation:

just took it on edge :)

answer; the numbers of valence electrons in the acetic acid molecule (ch3co2h) is 24;