Isotopes and Radioactive Decay. Calculate the total radioactivity that results from one isotope in the human body. Must understand the concepts of half-life, decay constant, DPM, decay.
Not what you're looking for?
K40 (half-life=1.3x10E9 years) composes approximately 0.012% of the potassium found in nature. By weight, the human body is approximately 0.35% potassium. Calculate the total radioactivity that results from K40 decay in a 75 kg human.
Purchase this Solution
Solution Preview
PLEASE NOTE: The solution shown below is a text only version of the full solution. PLEASE refer to the attached Word file for a complete solution, which includes equations & Greek characters. Thank you!
K40 (half-life=1.3x10E9 years) composes approximately 0.012% of the potassium found in nature. By weight, the human body is approximately 0.35% potassium. Calculate the total radioactivity that results from K40 decay in a 75 kg human.
Step ...
Purchase this Solution
Free BrainMass Quizzes
The Moon
Test your knowledge of moon phases and movement.
Intro to the Physics Waves
Some short-answer questions involving the basic vocabulary of string, sound, and water waves.
Basic Physics
This quiz will test your knowledge about basic Physics.
Variables in Science Experiments
How well do you understand variables? Test your knowledge of independent (manipulated), dependent (responding), and controlled variables with this 10 question quiz.
Introduction to Nanotechnology/Nanomaterials
This quiz is for any area of science. Test yourself to see what knowledge of nanotechnology you have. This content will also make you familiar with basic concepts of nanotechnology.