Question: A sample of 23392 U (T 1.59 105 yr) contains 4.50 1018 nuclei. (a) What is the decay constant? (b) Approximately how

A sample of 23392 U (T ½ 1.59 × 105 yr) contains 4.50 × 1018 nuclei.
(a) What is the decay constant?
(b) Approximately how many disintegrations will occur per minute?

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