The radioactive substance neptunium-139 decays to (73.36 %) of its original amount after 24 hours. How long

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The radioactive substance neptunium-139 decays to $73.36 \%$ of its original amount after 24 hours. How long (to the nearest hour) would it take for $43 \%$ of the original neptunium to be present? What is the half-life of neptunium-139?

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Nature Of Mathematics

ISBN: 9781133947257

13th Edition

Authors: Karl J. Smith

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Question Posted: Jan 27, 2024 12:06 PM

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The radioactive substance neptunium-139 decays to (73.36 %) of its original amount after 24 hours. How long

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07336er t when t24 so rln 07336 24 ap...View the full answer

Nature Of Mathematics

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