The half-life of a radioactive substance is 24 hours and there are 100 grams initially. What is the amount of substance remaining after one week?...
Rosanne takes 190 milligrams of an antibiotic. Every hour, her body breaks down 50% of the drug. How much will be left after 5 hours Let the...
The anti-inflammation drug Advil has a half-life of 2 hours. That is, the amount of the drug present in the body is halved every two hours. What...
You have 240 grams of a radioactive kind of tellurium. How much will be left after 210 minutes if its half-life is 70 minutes? if the half life...
The half-life of radioactive kind of manganese is 6 days. How much will be left 18 days, if you start with 80 grams of it? Using our half-life...
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