“True or False” A dilute solution has a small amount of dissolved solute relative to the amount of solvent

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?

What happened to the amount of carbon dioxide in the atmosphere from 2010–2017?

How many neutrons does an element have if its atomic number is 50 and its mass number is 166