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Alyx_da_Boss Group Title

Iodine-131 has a half-life of 8.10 days. In how many days will 50 grams of Iodine-131 decay to one-eighth of its original amount? 24.3 32.4 40.5 48.6 I think it's the first one.

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  1. Zale101 Group Title
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    multiply the number of half-life 8.1 by 3

    • one year ago
  2. Zale101 Group Title
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    the number after a decimal should be three, other than that, it's not an answer

    • one year ago
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