Question 7: Nuclear Changes (20 points) a. Write the nuclear equation for the alpha decay of 2:\"9. (3 points) Mi b. Write the nuclear equation for the radioactive decay of 23" by positron emission. (3 points) c. Imagine that you started with a 0.032 g sample of iodine-131. and now you have onlyr 0.004 g remaining. If the half-life of iodine-131 is 8 days. how old is the sample? Write 2 - 3 sentences explaining your reasoning. {6 points) d. Draw a diagram that conveys how nuclei change during nuclear fission. Write 2 - 3 sentences describing the process of nuclear fission, including where it occurs and how the energyr released can be harnessed for use in homes. (8 points)