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iren [92.7K]
3 years ago
7

An isotope used for absolute dating has a half-life of 100,000 years. Laboratory analysis of a crystal, which originally formed

with only the parent isotope present, is now found to have a parent-to-daughter ratio of 1 :3. How long has it been since the crystal formed? *
A. 33,000 years
B. 50,000 years
C. 200,000 years
D. 300,000 years
Biology
1 answer:
Paul [167]3 years ago
8 0

Answer:

D.it has been 300,000 years

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