The mass based ratio of U238 and Pb226 in a sample of rock

Last updated: 6/13/2023

The mass based ratio of U238 and Pb226 in a sample of rock is 4 3 If half life of U238 is 4 5 x 10 yr then age of the rock is 6 3 x 10 yr 4 5 x 10 yr 3 8 10 yr 6 2 x 10 yr Solution Answer 3 No N Number of atoms converted to lead No N 238N 226 No N 3 No N 1 79 No N Tin 4 5 109 In 1 79