Biology, 07.08.2019 20:30 kodakcam02
The radioactive element carbon-14 has a half-life of 5750 years. a scientist determined that the bones from a mastodon had lost 69.4% of their carbon-14. how old were the bones at the time they were discovered?
Answers: 1
Biology, 22.06.2019 08:00
Reactants undergo chemical reaction to form products. this chemical equation represents one such reaction. the coefficient for one of the reactants or products is incorrect. which part of the chemical equation is incorrect?
Answers: 2
Biology, 23.06.2019 02:00
Ascientist is explaining how background cosmic radiation gives evidence of the big bang theory. she says that radiation has been detected everywhere equally as heat in the universe and is increasing. this has been shown to be residual radiation from the big bang. what error did the scientist make?
Answers: 1
The radioactive element carbon-14 has a half-life of 5750 years. a scientist determined that the bon...
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