Sofianevaeh9376 Sofianevaeh9376
  • 07-10-2022
  • Chemistry
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measurements of zircon crystals containing trace amounts of uranium from a specimen of granite yield parent/daughter ratios of 25 percent parent (uranium-235) and 75 percent daughter (lead-206). the half-life of uranium-235 is 704 million years. how old is the granite?

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