When a city became too crowded it can’t provided the resources

One consequence that may take place is starvation.

Another consequence that may occur is the loss of houses and jobs.

Explanation:

because the two particles have an equal charge, the charges will cancel out and give the atom an overall charge of 0. so, if at atom has 35 protons in the nucleus, we could expect it to have 35 electrons orbiting that nucleus.