Question

'Need help on this one The chart below shows the changing of parent-daughter isotope ratios over half-lives. Use this chart to answer the following TIME after half-life before after after after after any half-lives 100% 2 half-lives 3 half-lives 4 half-lives 5 half-lives 96.875% 93.75% 87.5% 2 [ 1 75% 7 1 50% 50% L { { 1 25% [ 3 12.5%" 1 6.25%= 3.125%" 0% Potassium has half-life of 1.3 billion years. In a rock sample; there are 5,520 atoms of Argon-40 and 480 atoms of Potassium 40. How old is this rock sample? Type out your steps in solving this problem'

          'Need help on this one
The chart below shows the changing of parent-daughter isotope ratios over half-lives. Use this chart to answer the following
TIME after half-life
before
after
after
after
after
any half-lives 100% 
2 half-lives
3 half-lives
4 half-lives
5 half-lives
96.875% 93.75% 87.5% 2 [ 1 75% 7 1 50%   50% L { { 1 25% [ 3 12.5%" 1 6.25%= 3.125%" 0% Potassium has half-life of 1.3 billion years. In a rock sample; there are 5,520 atoms of Argon-40 and 480 atoms of Potassium 40. How old is this rock sample? Type out your steps in solving this problem'

need help on this one the chart below shows the changing of parent daughter isotope ratios over half lives use this chart to answer the following time after half life before after after afte 88897

Added by Jordi C.

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