HomeEveryday Science MCQsThe half life of a radioactive element is 8-days. How long it take to reduce it from 10 mg to 5 mg? 645. The half life of a radioactive element is 8-days. How long it take to reduce it from 10 mg to 5 mg?By Admin / September 17, 2025 A. 4 days B. 12 days C. 16 days D. 8 days ✅ The correct answer is option D.
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