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A Gold-198 has a half-life of approximately 3 days. If a 100g sample of gold-198 decays for 9 days, approximately how much gold-198 remains in the sample? o 13 g o 25 g o 33 g o 50g
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12 votes
12 votes
A

Gold-198 has a half-life of approximately 3 days. If a 100g sample of gold-198 decays for
9 days, approximately how much gold-198 remains in the sample?
o 13 g
o 25 g
o 33 g
o 50g

User Alexander Suraphel
by
2.7k points

1 Answer

9 votes
9 votes

Answer:

13 g

Step-by-step explanation:

Gold-198 has a half-life of approximately 3 days. If a 100 g sample of gold-198 decays for 9 days, approximately how much gold-198 remains in the sample?

13 g

User Rahul Shyokand
by
2.1k points
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