At what temperature would the volume of a gas be 0.550 L if it had a volume of 0.432 L
at –20.0 o C?

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?

I’m an electrically neutral atomic any element, there are equal numbers of

Light waves are as they pass through the