What percentage of the radioactive iodine-131 will be left after 25 days if its decomposition follows 1st order kinetics? The half-life (t/2) of iodine-131 is 8 days. O 25.2% O 21.3% O 11.5% O 16.7%

Chemistry: The Molecular Science
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Chapter18: Nuclear Chemistry
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What percentage of the radioactive iodine-131 will be left after 25 days if its decomposition follows 1st order
kinetics? The half-life (t1/2) of iodine-131 is 8 days.
O 25.2%
O 21.3%
O 11.5%
O 16.7%
Transcribed Image Text:What percentage of the radioactive iodine-131 will be left after 25 days if its decomposition follows 1st order kinetics? The half-life (t1/2) of iodine-131 is 8 days. O 25.2% O 21.3% O 11.5% O 16.7%
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