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Chemistry, 24.08.2019 07:30 juli8350

The radioisotope actinium-225 has a half-life of 10 days. i begin with 16 kg of this isotope, how much will remain after 40 days?

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The radioisotope actinium-225 has a half-life of 10 days. i begin with 16 kg of this isotope, how mu...
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