explain the term radioactivity
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the emission of ionizing radiation or particles caused by the spontaneous disintegration of atomic nuclei.
radioactive substances, or the radiation emitted by these.
"an escape of radioactivity"
radioactive substances, or the radiation emitted by these.
"an escape of radioactivity"
manasa21:
thank you guys
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Radioactivity is the spontaneous emission of radiation in the form of particles or high energy photons resulting from a nuclear reaction.
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