Chemistry, 16.04.2021 22:50 emmie50

If a 100 gram sample of radon has decayed to 12.5 grams how many half-lives have passed? No spams please! If you spam link your not funny or cool. So please answer without links!☺️

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If a 100 gram sample of radon has decayed to 12.5 grams how many half-lives have passed? No spams p...

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