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Brelou Brelou
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7 years ago
A radioactive substance containing 4.00 × 1016 unstable atoms has a half-life of 2.0 days. What is its activity (in curies) after 1 day?
Textbook 
Physics

Physics


Edition: 4th
Author:
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Quantum physics thus reveals a basic oneness of the universe.
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longhairlonghair
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7 years ago
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Brelou Author
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7 years ago
Thanks
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Thank you, thank you, thank you!
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Helped a lot
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