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a radioactive element decays at a rate of 1% annually. there are 100 grams of the substance present. how much of the substance remains after 300 years. is it 4.9 grams, 6.6 grams, 8.2 grams or 9.0 grams |
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Answer» ong>Answer: radioactive ELEMENT decays at a rate of 1% ANNUALLY. there are 100 grams of the substance present. how much of the substance REMAINS after 300 YEARS. is it 4.9 grams, 6.6 grams, 8.2 grams or 9.0 grams |
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