Which of the following is a radioisotope used to date rock formations older than 50,000 years old? A) carbon-12 B) uranium-235 C) cobalt-60 D) carbon-14 Any help is appreciated :)

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asked May 3, 2018 6.6k views

1 vote

Which of the following is a radioisotope used to date rock formations older than 50,000 years old?

A) carbon-12
B) uranium-235
C) cobalt-60
D) carbon-14

Any help is appreciated :)

Chemistry
college

Guille Polito asked

by Guille Polito

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2 Answers

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i am pretty sure its uranium 235

Esteban Aliverti answered May 3, 2018

by Esteban Aliverti

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5 votes

I'm not so sure but I would say Answer Choice B

Qamar answered May 9, 2018

by Qamar

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