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| 1. |
The thorium radioactive decay series produced one atom of ""^(208)Pb as the final disintegration product of an atom of ""^(232)Th. t_((1)/(2)) of ""^(232)Th is 1.39 xx 10^(10) years. A certain rock is found to have a mass ratio of ""^(208)Pb and ""^(232)Th as 14:1. Determine the age of the rock. |
| Answer» SOLUTION :`2.97 XX 10^(9)` YEARS | |