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Question
If a radioactive element has a half-life of 5760 years, and the amount of parent material remaining is one-fourth of the original amount, the specimen is aboutA) 11,520 years old.
B) 17,280 years old.
C) 23,040 years old.
D) 28,800 years old.
Answer
This answer is hidden. It contains 1 characters.
Related questions
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