A moon rock collected by a U.S. Apollo mission is estimated to be 3.50 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. 1.100 g of 238 U? The half-life of 238 U is 4.47 x 10 years. 206Pb mass: 0.792 Incorrect 8

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Chapter19: The Nucleus: A Chemist's View
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A moon rock collected by a U.S. Apollo mission is estimated to be 3.50 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 206 Pb in the rock, if it currently contains
1.100 g of 238 U? The half-life of 238U is 4.47 x 10º years.
206pb mass:
0.792
Incorrect
Transcribed Image Text:A moon rock collected by a U.S. Apollo mission is estimated to be 3.50 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 206 Pb in the rock, if it currently contains 1.100 g of 238 U? The half-life of 238U is 4.47 x 10º years. 206pb mass: 0.792 Incorrect
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