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Home Q & A Board Science-Related Homework Help Chemistry (Moderator: Laser_3)
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Huntertige Huntertige
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3 years ago
The initial decay rate of a nuclide is 1.77 × 1012/m. After 7.63 d, the decay rate is 1.82 × 1011/m. What is the half-life of the isotope?

▸ 139 d

▸ 0.298 d

▸ 0.207 d

▸ 2.32 d

▸ 2.50 d
Textbook 
General Chemistry: Principles and Modern Applications

General Chemistry: Principles and Modern Applications


Edition: 11th
Authors:
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georgetine2georgetine2
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