- 700
- 5700
- 17000
- 45000
Click for Explanation
3 x 5700 years = 17100 years.
- 700, incorrect, This answer results from multiplying the amount of sample by the half life, 5700/8.
- 5700, incorrect, This is the half-life, not the amount of time elapsed during three half-lives.
- 17000, correct.
- 45000, incorrect, This answer results from multiplying the half-life by the remaining fraction: 5700 x 8.
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