1. identify this mystery element: i am very reactive, i desperately want to get rid of my electron. when i make a compound with chlorine it is table salt. who am i? 2. identify this mystery element. i am amazing and have no cares in the world. i don’t like to form bonds because frankly, i am so perfect. i was very popular in las vegas by making lights very bright and colorful.

Four point charges each having charge q are located at the corners of a square having sides of length a. find symbolic expressions for the following. (a) the total electric potential at the center of the square due to the four charges (use any variable or symbol stated above along with the following as necessary: ke.) vtotal= (b) the work required to bring a fifth charge p from infinity to the center of the square (use any variable or symbol stated above along with the following as necessary: w=