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11111nata11111 [884]
2 years ago
10

In a lab experiment, the decay of a radioactive isotope is being observed. At the beginning of the first day of the experiment t

he mass of the substance was 1300 grams and mass was decreasing by 6% per day. Determine the mass of the radioactive sample at the beginning of the 8th day of the experiment. Round to the nearest tenth (if necessary).
Mathematics
2 answers:
FinnZ [79.3K]2 years ago
8 0

Answer:

843

Step-by-step explanation:

it says its right

dimaraw [331]2 years ago
5 0
Answer:
a13=310.7
Step-by-step explanation:
Formula= an=a1r^n-1
a13=1100(0.9)13-1
a13=310.7



Ps: I hoped this helps ✌️!
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