Waiting for answer This question has not been answered yet. You can hire a professional tutor to get the answer.
a typical banana contains 400 mg of potassium, of which a small fraction is the radioactive isotope 40/19 K (see appendix B). Estimate the activity...
a typical banana contains 400 mg of potassium, of which a small fraction is the radioactive isotope 40/19 K (see appendix B). Estimate the activity of an average banana due to 40/19 K.