23.2 Radioactive decay
23.2.2—Radioactive decay is both spontaneous and random
23.2.3—Activity and decay constant, and recall and use A = λN
23.2.4—Half-life
23.2.5—Λ = 0.693 / t 1/2
23.2.6—The exponential nature of radioactive decay, and sketch and use the
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