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Home Q & A Board Science-Related Homework Help Chemistry (Moderator: Laser_3)
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Whelan Whelan
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8 years ago
Neptunium-239 has a half-life of 2.35 days. How many days must elapse for a sample of 239Np to decay to 3.00% of its original quantity?
A) 0.0841 days
B) 0.967 days
C) 1.03 days
D) 11.9 days
Textbook 
Introductory Chemistry Essentials

Introductory Chemistry Essentials


Edition: 5th
Author:
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hbutler2hbutler2
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#1
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8 years ago
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Anonymous
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#2
A year ago
Neptunium-239 has a half life of 2.35 days. How many days must elapse for a sample of 239Np to decay to 0.100% of its original quantity?
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wrote...
#3
4 months ago
Thank you for providing the explanation. This is very helpful.
Anonymous
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#4
4 months ago
Happy to help!
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