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Bigirish55 Bigirish55
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8 years ago
Recall from your reading about the radiometric time scale to put the following isotopes in order of use, from oldest rock to youngest.

Carbon-14


Potassium-40


Samarium-147


Thorium-232


Uranium-235


Uranium-238


Rubidium-87
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wrote...
Educator
8 years ago
I have attached the answer below!
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wrote...
2 years ago
Thank you!
wrote...
8 months ago
TY :)
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