Q 134 A radio isotope X with a half life 1 4 x 10 years

Last updated: 6/14/2023

Q 134 A radio isotope X with a half life 1 4 x 10 years decays to Y which is stable A sample of the rock from a cave was found to contain X and Y in the ratio 1 7 The age of the rock is 1 4 20 10 years 2 8 40 10 years 3 1 96 10 years 4 3 92 10 years Q 12