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Biology, 22.06.2019 11:30, annsmith66
Ihave no idea how to solve these. plus there's another question that is 2) a 10 kilogram meteorite is collected in space and brought back to earth. it is composed of 1.25 kg of uranium-238 and 8.75 kg of lead-206. how many u-238 half lives have passed? what is the approximate age of the meteorite?
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Biology, 22.06.2019 13:00, archiecom55
Sequence how oxygen accumulated in the atmosphere and the effect it had on life by completing the flowchart
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Biology, 22.06.2019 14:30, llamawrench7366
Which describes the changes in the earths motion?
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Do you know the correct answer?
The action which occurs after stimulus is called a(n) a. stimulus. b. reaction. c. impulse. d. resp...
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