Amoon rock collected by a u. s. apollo mission is estimated to be 3.60 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 pb206 in the rock, if it currently contains 1.565 g of u238 ? the half-life of u238 is 4.47×109 years .
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Amoon rock collected by a u. s. apollo mission is estimated to be 3.60 billion years old by uranium/...
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