question_answer

In an ore containing uranium, the ratio of \[{{U}^{238}}\]to \[P{{b}^{206}}\]nuclei is 3. Calculate the age of the ore, (in year) assuming that all the lead present in the ore in the final stable product of \[{{U}^{238}}\]. Take the half-life of \[{{U}^{238}}\]to be \[4.5\times {{10}^{9}}\] year.

Answer:

\[\left( 1.868\times {{10}^{9}} \right)\]