Please provide 4 applications or uses of radioactive isotopes.
Give 3 examples of natural sources of radiation. Where are they found? Are they harmful?
List and describe the 4 biological effects of radiation.
Write balanced chemical reactions for the following:
Cobolt-60 undergoes beta decay
Americium-241 undergoes alpha decay
Copper-60 undergoes positron emission
Gallium-66 undergoes electron capture
Strontium-89 is an isotope used in the treatment of bone cancer and has a half-life of 50.57 days. If 20 grams of this isotope is injected into a patient, how much will remain after 354 days?
Which of the following would be an exothermic process? There may be more than one correct answer.
10. Molybdenum-99 decays by beta decay emission, resulting in an electron and:
In the process of electron capture:
In alpha decay, what change is observed in the atomic number?
In beta decay, what change is observed in the atomic number?
An isotope with 82 neutrons and 49 protons undergoes positron emission. How many neutrons will be in the new isotope?
Which of the following is an exothermic process”
You have four potential imaging isotopes, A, B, C, and D. Their half-lives are 50 seconds, 10 mins, 18 hours, and 6 years respectively. Which of these would you choose for medical imaging applications?
This radioactive decay process causes a decrease in the atomic number. More than one answer may be correct:
How are carbohydrates categorized? Create a table that compares and contrast the different types (include examples).
How are lipids categorized? Create a table that compares and contrast the different types (include examples).
