1. Indicate the number of significant digits in each of the following measurements.
23.500 g...
Chemistry, 09.09.2020 04:01, mrsjenrucker
1. Indicate the number of significant digits in each of the following measurements.
23.500 g
Answers: 2
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Asingle atom of an element has 21 neutrons, 20 electrons, and 20 protons. which element is it? ok o z
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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?
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