Chemistry, 02.12.2021 23:50 kromaug1517
Which set of ions exhibit specific colours? (atomic number of sc = 21, ti = 22, v=23, mn = 25, fe = 26, ni = 28 cu = 29 and zn =30).
Answers: 1
Chemistry, 22.06.2019 01:30
Pls! plant cells and animal cells were observed under a microscope. the characteristics of two cells are listed below. cell p: does not capture sunlight cell q: has cytoplasm but no chloroplast which statement about the two cells is correct? cell q also has a cell wall. cell q also has large vacuole. cell p also has a large vacuole. cell p also has a cell membrane.
Answers: 1
Chemistry, 22.06.2019 09:00
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 12:00
What is the percentage of hydrogen in nitrogen trihydride
Answers: 1
Which set of ions exhibit specific colours? (atomic number of sc = 21, ti = 22, v=23, mn = 25, fe =...
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