Westonci.ca offers fast, accurate answers to your questions. Join our community and get the insights you need now. Ask your questions and receive detailed answers from professionals with extensive experience in various fields. Join our platform to connect with experts ready to provide precise answers to your questions in different areas.

If the biologic half-life of an isotope is 12 hours and the physical half-life is 6 hours, what is the effective half-life?
a) 12 hours
b) 6 hours
c) 4 hours
d) 2 hours