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JEE PHYSICS MCQ: NUCLEI
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Medium
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Application
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1 mg gold undergoes decay with 2.7 days half-life period,
amount left after 8.1 days is:
amount left after 8.1 days is:
View answer and explanation
Correct option: D
0.125 mg
Option D (0.125 mg) is correct because after 8.1 days, which is three half-lives, the remaining amount is (1/2)3 of the initial amount.
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