Geography, 13.05.2021 02:00 Seventhhokage465
A parent isotope has a half-life of 1 million years. If a rock contained
20 mg of the parent isotope when it formed, how much parent isotope would be
left after 2 million years? Show your work.
hamda
Answers: 2
Geography, 23.06.2019 03:30
If you could drill a hole straight to the center of the earth, and keep track of what the hole is going through, youwould find: a) you would go through one sort of material, and then a different, denser material, and then a still-different, still-denser material, because the planet is made of concentric layers, sort of like an onion.b) you would go through one sort of material all the way to the center, because the planet is all mixed up.c) if your hole started at the north pole, you would go through different layers of different materials, but ifyour hole started at the equator, you would go through one sort of material all the way to the center.d) if your hole started at the equator, you would go through different layers of different materials, but if yourhole started at the north pole, you would go through one sort of material all the way to the center.e) you would strike diet pepsi when you got to the center.
Answers: 1
Geography, 23.06.2019 07:30
Which of these has the least impact on the climate of a place
Answers: 2
A parent isotope has a half-life of 1 million years. If a rock contained
20 mg of the parent isotop...
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