A moon rock collected by a U.S. Apollo mission is estimated to be 3.70 billion years old by uranium/lead dating. Assuming that the rock did not contain any lead when it was formed, what is the current mass of 206Pb in the rock, if it currently contains 1.375 g of 238U? The half-life of 238U is 4.47×109 years.

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Q: A moon rock collected by a U.S. Apollo mission is estimated to be 3.70 billion years old by…

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Q: A moon rock collected by a U.S. Apollo mission is estimated to be 3.70 billion years old by…

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Q: Enter your answer in the provided box. A rock sample originally contains 3.21 mg of 238U. How much…

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