create the bonds between these elements a) k and p b) n and ca c) c and h

Identify and describe the three ways that mutations affect organisms.

What is the mass of each element in a 324.8 sample of co2

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?