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IS²2s²2p 6 3²3p6 45² 30 10 40 655 25 do 5p 652
1L 1L 1L 1L 1L 1L 11 11 11 11 11 12 12 12 1...
Answers: 1
Chemistry, 22.06.2019 10:10, veronica022
Stage in which a typical star has completely stopped fusion
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Chemistry, 22.06.2019 20:00, batoolishak7475
Carbon-14 undergoes radioactive decay in the reaction above. determine the type of radiation emitted in this reaction and describe what is happening to the nucleus during this reaction.
Answers: 2
Chemistry, 22.06.2019 21:40, k3rbycalilung
Tooth enamel consists mainly of the mineral calcium hydroxyapatite, ca_10(po_4)_6(oh)_2. trace elements in teeth of archaeological specimens provide anthropologist with clues about diet and diseases of ancient people. students at hamline university measured strontium in enamel from extracted wisdom teeth by atomic absorption spectroscopy. solutions with a constant total volume of 10.0 ml contained 0.726 mg of dissolved tooth enamel plus variable concentrations of added sr. added sr find the concentration of sr in the 10 ml sample solution in parts per billion = ng/ml. find the concentration of sr in tooth enamel in parts per million = mu g/g.
Answers: 2
Chemistry, 12.06.2021 17:50
German, 12.06.2021 17:50
English, 12.06.2021 17:50
English, 12.06.2021 17:50