Examlex
Suppose that in a certain collection of nuclei there were initially 1024 billion nuclei, and 20.0 minutes later there was only 1.00 billion nuclei left, the others having decayed. On the basis of this information, how many nuclei would you estimate decayed in the first 6.00 minutes?
Cytotoxic
Refers to substances or cells that are toxic or destructive to living cells.
Gamma Emitter Isotopes
Isotopes that decay by emitting gamma rays, a form of electromagnetic radiation, from their nucleus.
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