Concept explainers
To calculate: The amount of radioactive iodine left after 4 days and 8 days.
Answer to Problem 1P
The amount of radioactive iodine left after 4 days is
Explanation of Solution
Given information:
The amount of radioactive iodine left after d days if 1 kilogram of it gradually decay is
Calculation:
Consider the amount of radioactive iodine left after d days if 1 kilogram of it gradually decay is
Now, the amount of radioactive iodine left after 4 days is substitute d as 4 in the above expression that is
With the help of calculator evaluate the value of expression.
Now, the amount of radioactive iodine left after 8 days is substitute d as 8 in the above expression that is
With the help of calculator evaluate the value of expression.
Thus, the amount of radioactive iodine left after 4 days is
Chapter 7 Solutions
Algebra: Structure And Method, Book 1
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