Mathematics, 25.06.2019 02:00, solisemily62

The half-life of a newly discovered radioactive isotope is 6.4 hours. initially, there are 56 grams of a sample of the isotope. a) how many grams of the isotope remains after 24 hours? show all of your work. round your answer to the nearest hundredth of a gram. b) how many hours will have passed when the sample of the isotope to reaches 6 grams? show all of your work.

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The half-life of a newly discovered radioactive isotope is 6.4 hours. initially, there are 56 grams...