What is the half-life of a radioisotope if a 40 g sample becomes 10 g after 20 minutes?A.10 minutesB.50 minutesC.20 minutesD.5 minutesSUBMITarrow_backPREVIOUS
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Solution 1
The half-life of a radioisotope is the time it takes for half of the substance to decay.
In this case, we start with a 40 g sample and end with a 10 g sample. This means that the substance has gone through two half-lives. The first half-life reduced the sample from 40 g to 20 g, and the second hal Knowee AI StudyGPT is a powerful AI-powered study tool designed to help you to solve study prob
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