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Home Q & A Board Science-Related Homework Help Geography and Earth Sciences
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sunnywwang sunnywwang
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5 years ago
After two half-lives there is no longer any of the original radioactive material remaining.
A) True
B) False
Textbook 
Essentials of Geology

Essentials of Geology


Edition: 12th
Authors:
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mtv12mtv12
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5 years ago
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sunnywwang Author
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5 years ago
Helped a lot
asd454512
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Yesterday
Smart ... Thanks!
mcraver1
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2 hours ago
Thank you, thank you, thank you!
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