In a neutral atom, electrical neutrality is achieved by maintaining a balance between the:
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How much radioactivity would be left after 9 hours for a sam…
How much radioactivity would be left after 9 hours for a sample of 13C if the half-life of this radioisotope is 3 hours?
An element with 2 electrons in its valence shell has a valen…
An element with 2 electrons in its valence shell has a valence number of ____.
Convert 1 Sv into the corresponding traditional unit:
Convert 1 Sv into the corresponding traditional unit:
Choose the two (2) types of particulate radiation.
Choose the two (2) types of particulate radiation.
What is the maximum number of electrons the “O” shell can ho…
What is the maximum number of electrons the “O” shell can hold in an atom (providing it is not the valence shell)?
Which of the following types of radiation carries one unit o…
Which of the following types of radiation carries one unit of negative electrical charge?
Which of the following radiation units relates the risk from…
Which of the following radiation units relates the risk from irradiating a part of the body to the risk of total body irradiation?
In following basic principles of radiation protection, the r…
In following basic principles of radiation protection, the radiographer should do all of the following except:
Which of the following is NOT considered a cardinal rule of…
Which of the following is NOT considered a cardinal rule of radiation protection?