
To find:
The element that will be present in the greatest amount after

Answer to Problem 21.114QA
Solution:
Explanation of Solution
1) Concept:
We are using the first order radioactive decay equation to find the ratio
2) Formula:
i)
where,
3) Given:
i) Reaction series and its respective half-life is given below:
ii)
4) Calculations:
i) Ratio
As half-life is given in min, we need to convert
ii) Ratio
iii) Ratio
iv) Ratio
As half-life is given in days, we need to convert
The ratio
Conclusion:
Larger the ratio
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Chapter 21 Solutions
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