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Find the probability that the nucleus of 87Ra221 undergoes decay after three half-lives, if its a radioactive substance which has a half-life of 6 days.

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MCQs on atomic masses, nucleus composition and size, nuclear force, radioactivity and nuclear energy.


Find the probability that the nucleus of <sub>87</sub>Ra<sup>221</sup> undergoes decay after three half-lives, if its a radioactive substance which has a half-life of 6 days.






 
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