Question:
A radioactive isotope A with a half life of 1 25 x 1010 year
Last updated: 6/27/2023
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A radioactive isotope A with a half life of 1 25 x 1010 year decays into B wh stable A sample of rock from a planet is found to contain both A and B pre in the ratio 1 15 The age of the rock is 0 4x107 year O 5 x 10 year O 5 10 0 year O 4 x 10 1 year