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Worksheet with half-life practice problems for chemistry students.

Half-life practice problems worksheet with six questions about radioactive decay, including calculations involving uranium-238, bismuth-214, hafnium-156, and palladium-100.

WEBP 742×1050 38 KB Free · Personal Use

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1. The fraction of uranium-238 remaining is 1/2, or 0.5.
2. 64 grams of bismuth-214 must be prepared.
3. Three half-lives have passed.
4. It will take 0.05 seconds.
5. Approximately 1.07 x 10^22 Pd-100 atoms would be present.
6. The half-life is 20 minutes.

Parent Tip: Review the logic above to help your child master the concept of half life calculations worksheet.

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