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Chemistry, 22.06.2019 09:00, valeriekbueno
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?
Answers: 1
Chemistry, 22.06.2019 12:50, martinez6221
What is the chemical name of the compound na2co3? use the list of polyatomic ions and the periodic table to you answer. a. sodium carbon oxide b. sodium carbonate c. sodium(ll) carbonate d. sodium oxalate
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English, 21.08.2019 18:30
History, 21.08.2019 18:30
Mathematics, 21.08.2019 18:30
Mathematics, 21.08.2019 18:30
English, 21.08.2019 18:30
Mathematics, 21.08.2019 18:30