princessmariomp8bhru princessmariomp8bhru

06-05-2018
Physics

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What are two radioactive isotopes that are useful for dating rocks that are older than 10 million years ?

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SAINAWILLIAMS SAINAWILLIAMS

06-05-2018

Carbon-12 and Carbon-14
they are named so as their masses are 12&14 amu respectively

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