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13-05-2019
Chemistry

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Radioactive iodine-131 has a half-life of eight days. The amount of a 200.0 gram sample left after 32 days would be

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13-05-2019

Answer:

12.5 g

Explanation:

Nuclear half-life,

t

1/2

, is the amount of time required for a quantity of a radioactive material to fall to half its value as measured at the beginning of the time period.

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