A scientist wants to determine the half-life of a certain radioactivesubstance. She
Chapter 8, Problem 35(choose chapter or problem)
A scientist wants to determine the half-life of a certain radioactivesubstance. She determines that in exactly 5 daysa 10.0-milligram sample of the substance decays to 3.5 milligrams.Based on these data, what is the half-life?
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