if you carried a balloon with the volume of 452cm3 at the standard pressure with you during a dive where the pressure increased to 2.6 atm, what would be the new volume of the ballon be?

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?