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If an isotope has a half-life of 5,500 years how long would it take for 12.5% of the original isotope to be remaining?

If an isotope has a half-life of 5,500 years how long would it take for 12.5% of the original isotope to be remaining?
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5 votes
If an isotope has a half-life of 5,500 years how long would it take for 12.5% of the original isotope to be remaining?

asked
User MarlonRibunal
by
7.5k points

2 Answers

3 votes
5500•12.5%. And it gives you your answer
answered
User Mike DaCosta
by
7.8k points
3 votes

Answer:

5500 x 12.5%

Step-by-step explanation:

5,500

x 12.5 = 68,750

answered
User Tzach Zohar
by
7.9k points
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