Calculate the mass of carbon in a 1- carat diamond that contains 7.56x 10^22 atoms of carbon

What happens when light is scattered?

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?

Define a is a tiny pavket of energy