blondie3135 blondie3135

11-11-2019
Physics

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Consider the moon rocks that the crew of Apollo 11 brought back from Mare Tranquillitatis. Within the zircon crystals within these rocks, we find approximately 15 atoms of 207Pb for every atom of 235U. How old is Mare Tranquillitatis?

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michaelreeceargent michaelreeceargent

14-11-2019

Answer:

2.9 billion years

Explanation:

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