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Unformatted text preview: crystal or seashell. If this isotope is radioactive it decays to: • The Daughter Isotope (D) , which is a stable isotope ↓ • The Half Life (T 1/2 ) is the time it takes for ½ of the parent atoms to decay to stable daughters • Ages can be determined if the T 1/2 and percentage of parent and daughter isotopes is known...
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- Spring '11
- Radioactive Decay