You find a bone encased in rock that may have belonged to the first settlers in California. Which isotope would you use to date the rock to determine the bone's age? Uranium-235 Uranium-238 Carbon-14 Rubidium-87 Potassium-40
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In this case, carbon-14 is the isotope that can be used for dating materials up to 150,000 years old. ** Show more…
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