Question: (a) How many a decays and how many decays must a 222 Rn nucleus undergo before it becomes a 210 Pb nucleus? (b) Calculate

(a) How many a decays and how many β decays must a 222Rn nucleus undergo before it becomes a 210Pb nucleus?

(b) Calculate the total energy released in the decay of one 222Rn nucleus to 210Pb. (The mass of 210Pb is 209.984187 u.)

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