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A radioactive isotope X has a half-life of 36 years. How much X would remain after 108 years, if we started with 500 grams? A. 250 gram B. 0.500 grams C. 62.5 grams D. 125 grams
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A radioactive isotope X has a half-life of 36 years. How much X would remain after 108 years, if we started with 500 grams? A. 250 gram B. 0.500 grams C. 62.5 grams D. 125 grams

User Peter Marks
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C. 62.5 I guess lol I hate chemistry
User PatrickdC
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