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In a lab experiment, the decay of a radioactive isotope is being observed. At the

beginning of the first day of the experiment the mass of the substance was 1300
grams and mass was decreasing by 14% per day. Determine the mass of the
radioactive sample at the beginning of the 9th day of the experiment. Round to the
nearest tenth (if necessăry).

1 Answer

3 votes
1500 mass of the 9th day
User Abhishek Tomar
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