Cobalt-60 Is a Radioactive Isotope of Co That Is Used ${ } _ { 26 } ^ { 58 } \mathrm { Fe }$

question 97

Multiple Choice

Cobalt-60 is a radioactive isotope of Co that is used for radiation therapy. It is produced originally from iron-58 ( ${ } _ { 26 } ^ { 58 } \mathrm { Fe }$ ) according to the step ${ } _ { 26 } ^ { 58 } \mathrm { Fe }\rightarrow$ ${ } _ { 26 } ^ { 59 } \mathrm { Fe }$ )
Which particle did the iron-58 absorb to become iron-59?

• A) (\(\alpha\) particle)
• B) neutron
• C) proton
• D) electron
• E) (\(\gamma\) ray)

---

Definitions:

Major Road

A primary or significant roadway used for travel or transport, often connecting major cities, regions, or areas of interest.

Store Image

The perception or impression that consumers have of a retail establishment, influenced by factors like layout, service quality, and product selection.

Consumer Confidence

A measure of how optimistic or pessimistic consumers are about the economy's prospects and their own financial situation, which can influence their spending and saving behaviors.

Operational Efficiency

is the ability of an organization to deliver products or services to its customers in the most cost-effective manner without sacrificing quality.