Mathematics, 06.12.2020 22:20 mepuppy5000
Element X is a radioactive isotope such that every 9 years, its mass decreases by half. Given that the initial mass of a sample of Element X is 70 grams, how long would it be until the mass of the sample reached 56 grams, to the nearest tenth of a year?
Answers: 1
Mathematics, 21.06.2019 19:00, love123jones
Explain why the factor 1.5 is broke. into two numbers in the model.
Answers: 3
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