You have a sample 100.0 g sample of lodine-135. a) Determine the half-life of a radionuclide if after 37 days 1/32 of the sample is undecayed (radioactive). b) How many grams of the sample remain radioactive if 7/8 of the sample have decayed? c) How many grams of the sample does the 7/8 decay equal?

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Chapter20: Nuclear Chemistry
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You have a sample 100.0 g sample of lodine-135.
a) Determine the half-life of a radionuclide if after 37 days 1/32 of the sample is
undecayed (radioactive).
b) How many grams of the sample remain radioactive if 7/8 of the sample have
decayed?
c) How many grams of the sample does the 7/8 decay equal?
d) How much time has elapsed if 25g of the original sample remain radioactive?
8:10 PM
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4/9/2021
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Transcribed Image Text:36&isprv=&drc=1&qi=5021452&cfql=0&dnb=0&fromQB=D0 E Apps M Gmail O YouTube A Maps MICRO LAB Connec. E Reading list You have a sample 100.0 g sample of lodine-135. a) Determine the half-life of a radionuclide if after 37 days 1/32 of the sample is undecayed (radioactive). b) How many grams of the sample remain radioactive if 7/8 of the sample have decayed? c) How many grams of the sample does the 7/8 decay equal? d) How much time has elapsed if 25g of the original sample remain radioactive? 8:10 PM P Type here to search O D 40) 4/9/2021 delete home 2$ num backspace lock
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