The half life of the uranium isotope 235 U is 700 million years The earth is approximately 4 5 billion years old How much more 235 U was there when the earth formed than there is today Give your answer as the then to now ratio ...

Model The number of 235 U atoms decays exponential ...

The half-life of the uranium isotope 235 U is 700 million years. The earth is approximately 4.5

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The half-life of the uranium isotope ²³⁵U is 700 million years. The earth is approximately 4.5 billion years old. How much more ²³⁵U was there when the earth formed than there is today? Give your answer as the then-to-now ratio.

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Physics For Scientists And Engineers A Strategic Approach With Modern Physics

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Authors: Randall D. Knight

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Question Posted: Dec 15, 2020 06:58 AM

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The half-life of the uranium isotope 235 U is 700 million years. The earth is approximately 4.5

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Physics For Scientists And Engineers A Strategic Approach With Modern Physics

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