How many calories are absorbed in a process that absorbs 0.128 joules? A. 0.0306 Cal
B. 0.536 Cal
C. 536 Cal
D. 0.306 Cal

Use examples from the article to explain one positive and one negative effect that chemistry has had on society.

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