Answers: 2
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?
Answers: 1
Biology, 22.06.2019 15:10, dudedude29271
What tool do geneticists use to predict the outcome of genetic crosses? a. karyotype b. punnett square c. centrifuge
Answers: 2
What is THE EPA doing to the water which is still leaking out of the gold king mine?...
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