Half Life-P4
- Created by: Shannon
- Created on: 18-03-13 17:55
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- Half Life
- Alpha- Helium nucleus
- Beta- fast moving electron
- Radioactive Decay
- Spontaneous and irreversible
- New element is formed
- Rate is given by half-life
- Property of isotope
- Amount of time taken, on average, for half of the nuclei present to decay
- 238U (100%)-1hl, 50%-1hl, 25%-1hl
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