(a)
Interpretation:
Amount of sodium-24 that remains after
Concept Introduction:
With the knowledge of the initial mass of radioactive sample and the half-life of the radioisotope, the mass of the radioactive sample that remains after a period can be calculated using the equation given below,
Where,
(b)
Interpretation:
Amount of technetium-99m that remains after
Concept Introduction:
Refer part (a).
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