mostlylexi mostlylexi

08-12-2022
Chemistry

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NEED GELP ASAP FINAL EXAM

If you have 100g of a radioactive isotope with a half life time of 2 hours, how much of the radioactive isotope will be left after 2 hours?

a. about 600g
b. about 1.6g
c. about 6400g
d. about 16.5g

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