Mathematics, 14.01.2022 01:20 kelli151
half life is defined as the amount of time, often in years, that it takes for a radioactive substance to decrease its radioactivity by 50%. if a substance has a half-life of 43 years (f) and starts with 300 grams radioactive, then how much remains radioactive after 83 years? round to the nearest tenth of a gram.
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half life is defined as the amount of time, often in years, that it takes for a radioactive substanc...
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