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Elina [12.6K]
2 years ago
8

2a Define Radioactivity?​

Chemistry
2 answers:
Luda [366]2 years ago
8 0

Answer:

The emmision of ionizing radiation or particles caused by the spontaneous disintegration of atomic nuclei

or

the giving off of rays of energy or particles by the breaking apart of atoms of certain elements

Gwar [14]2 years ago
7 0
Jekskowkqoanwknwkwnwownsksnsk
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