What happens when nitrogen fills its valence shell? A) Three electrons are gained, creating N−3.

B) Three electrons are gained, creating N+3.

C) Three electrons are lost, creating N−3.

D) Three electrons are lost, creating N+3

One or more substances changing into one or more substances is an example of a

If you chip a tooth, most likely you will go to the dentist to have the missing material filled in. currently the material used to fill in teeth is a polymer that is flexible when put in, yet is hardened to the strength of a tooth after irradiation with blue light at a wavelength of 461 nm. what is the energy in joules for a photon of light at this wavelength?

In apex! a liquid heated beyond a certain temperature becomes