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6.4.3 Half-life Definition — Edexcel Physics 1PH0 | GradeGen.AI
Physics
Radioactivity
Half-life
Half-life Definition
Half-life Definition
Edexcel GCSE Physics (1PH0) — Radioactivity
What You Need to Know
Explain that half-life is the time taken for half the undecayed nuclei to decay or for the activity to decay by half.
Revision Notes
1
Half-life Definition
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Prediction of Decay
