A sealed box containing alloys of metal A and Metal B consisting of the same parts accordingly. Heavy metals A and B. These metals are radioactive with half-lives of 12 years and 18 years, respectively. When the box was opened it contained 0.53 kg A and 2.20 kg B. Determine the age of the alloy!

College Physics
10th Edition
ISBN:9781285737027
Author:Raymond A. Serway, Chris Vuille
Publisher:Raymond A. Serway, Chris Vuille
Chapter29: Nuclear Physics
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A sealed box containing alloys of metal A and Metal B consisting of the same parts accordingly. Heavy metals A and B. These metals are radioactive with half-lives of 12 years and 18 years, respectively. When the box was opened it contained 0.53 kg A and 2.20 kg B. Determine the age of the alloy!

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