If the half life of uranium 235 is 704 x 108 years if 100
If the half life of uranium 235 is 7.04 x 10^8 years, if 100pounds of this isotope is buried today when will 12.5 pounds be left?
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if the half life of uranium 235 is 704 x 108 years if 100pounds of this isotope is buried today when will 125 pounds be
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