Chapter 5: Q.5.51 (page 164)
Draw the new nucleus when this isotope emits a positron to complete the following:

Short Answer
The new nucleus when this isotope emits a positron is

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Chapter 5: Q.5.51 (page 164)
Draw the new nucleus when this isotope emits a positron to complete the following:

The new nucleus when this isotope emits a positron is

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Write the atomic symbol for each of the following isotopes used in nuclear medicine:
a.
b. data-custom-editor="chemistry"
c. data-custom-editor="chemistry"
d. data-custom-editor="chemistry"
Write a balanced nuclear equation for the alpha decay of each of the following radioactive isotopes:
a.
b.
c.
d. radon- 220
Xenon-133 is used to test lung function; it decays by emitting a beta particle.
a. Write an equation for the beta decay of Xe-133.
b. If the half-life of Xe-133 is 5.2h, how much of a 20 .-mCi sample is still active after 15.6 h?
Write the balanced nuclear equation for each of the following radioactive emissions:
a. an alpha particle from Hg-180
b. a beta particle from Au-198
c. a positron from Rb- 82
A wooden object from the site of an ancient temple has a carbon- 14 activity of 10 counts/man compared with a reference piece of wood cut today that has an activity of 40 counts/min. If the half-life for carbon-14 is 5730 yr, what is the age of the ancient wood object?
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