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22-Mar-2017 10:46

The uranium-235 to lead-207 decay series is marked by a half-life of 704 million years.

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They release radiation until they eventually become stable isotopes of lead.



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He was born on the 31st of July, 1979 to mother Linda and father William Novak. was born and was also raised in Newton, Massachusetts and grew up with two siblings.… continue reading »


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