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24-10-2021
Chemistry

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Name an element that can be used to date back billions of years?
Using radiometric

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24-10-2021

Answer:

Uranium-238

Explanation:

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24-10-2021

Examples:

Original element Decay product Half-life (years)

Uranium-238 Lead-206 4.5 billion

Uranium-235 Lead-207 704 million

Rubidium-87 Strontium-87 48.8 billion

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