The first atomic explosion was detonated in the desert north of Alamogordo, New Mexico
Chapter 19, Problem 19.51(choose chapter or problem)
The first atomic explosion was detonated in the desert north of Alamogordo, New Mexico, on July 16, 1945. What percentage of the strontium-90 (t1y2 = 28.9 years) originally produced by that explosion still remains as of July 16, 2013?
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