100 No. of Daughther atoms No. of Atoms 50 25 12.5 No. of Parent atoms 6.25 12 4. No. of half life Fig. shows the change in the number of atoms of the remaining parent isotope (blue), and the number of daughter atoms (red) corresponding to time. 1. How many atoms of the parent isotope before the start of decay? 2. How many atoms of the daughter isotope after the first half-life has passed? 3. How many newborn daughter isotopes have atoms after three half-lives (n- 3)? 4. Describe the shape of the radioactive decay curve: is it linear or exponential?
100 No. of Daughther atoms No. of Atoms 50 25 12.5 No. of Parent atoms 6.25 12 4. No. of half life Fig. shows the change in the number of atoms of the remaining parent isotope (blue), and the number of daughter atoms (red) corresponding to time. 1. How many atoms of the parent isotope before the start of decay? 2. How many atoms of the daughter isotope after the first half-life has passed? 3. How many newborn daughter isotopes have atoms after three half-lives (n- 3)? 4. Describe the shape of the radioactive decay curve: is it linear or exponential?
Human Anatomy & Physiology (11th Edition)
11th Edition
ISBN:9780134580999
Author:Elaine N. Marieb, Katja N. Hoehn
Publisher:Elaine N. Marieb, Katja N. Hoehn
Chapter1: The Human Body: An Orientation
Section: Chapter Questions
Problem 1RQ: The correct sequence of levels forming the structural hierarchy is A. (a) organ, organ system,...
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Transcribed Image Text:To clarify the concept of half-life, study Figure below, and then answer the questions that follow.
100
No. of Daughther atoms
No.
of
Atoms
50
25
12.5
No. of Parent atoms
6.25
1
2
3
4.
No. of half life
Fig. shows the change in the number of atoms of the remaining parent isotope (blue), and the
number of daughter atoms (red) corresponding to time.
1. How many atoms of the parent isotope before the start of decay?
2. How many atoms of the daughter isotope after the first half-life has passed?
3. How many newborn daughter isotopes have atoms after three half-lives (n 3)?
4. Describe the shape of the radioactive decay curve: is it linear or exponential?
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