Chemistry

As a sample of the radioactive isotope 131 I decays, its half-life

a)decreases
b)increases
c)remains the same

  1. 👍
  2. 👎
  3. 👁
  1. The half life of an element doesn't change.

    1. 👍
    2. 👎
  2. remain the same

    1. 👍
    2. 👎
  3. ii

    1. 👍
    2. 👎
  4. The half-life remains the same

    1. 👍
    2. 👎

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