Cobalt-60 has a half-life of about 5 years.
how many grams of a 300 g sample will remain...
Mathematics, 21.10.2019 20:40 montgomerykarloxc24x
Cobalt-60 has a half-life of about 5 years.
how many grams of a 300 g sample will remain after 20 years?
a. 0.0625 g
b. 9.375 g
c. 18.75 g
d. 37.5 g
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