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What is a radioactive isotope?
A radioactive isotope is an isotope having an unstable nucleus that decomposes spontaneously by emission of a nuclear electron or helium nucleus and radiation, thus achieving a stable nuclear composition.
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Asked 3/10/2016 9:53:36 AM
Updated 3/10/2016 10:07:39 AM
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Edited by yumdrea [3/10/2016 10:07:39 AM]
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A radioactive isotope is an isotope having an unstable nucleus that decomposes spontaneously by emission of a nuclear electron or helium nucleus and radiation, thus achieving a stable nuclear composition.
Added 3/10/2016 10:06:29 AM
This answer has been confirmed as correct and helpful.
Confirmed by yumdrea [3/10/2016 10:07:40 AM]
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What are the characteristics of linear and exponential functions
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Updated 3/25/2022 6:56:45 AM
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Linear function - has the form y = MX + b where the rate of change is constant m. A graph is a straight line.
Exponential function - has the form y = a^x, where the rate of change is NOT constant and is different for different values of x.
Added 3/25/2022 6:56:45 AM
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What is a radioactive idotope
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Updated 3/10/2016 10:06:12 AM
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Radioactive isotope or radioisotope, natural or artificially created isotope of a chemical element having an unstable nucleus that decays, emitting alpha, beta, or gamma rays until stability is reached.
Added 3/10/2016 10:06:12 AM
This answer has been confirmed as correct and helpful.
What is a radioactive decay?
Weegy: Radioactive decay, also known as nuclear decay or radioactivity, is the process by which a nucleus of an unstable atom loses energy by emitting radiation. User: What is a radioactive isotope? (More)
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Updated 8/4/2018 11:54:58 PM
1 Answer/Comment

Radioactive Isotope is an isotope having an unstable nucleus that decomposes spontaneously by emission of a nuclear electron or helium nucleus and radiation, thus achieving a stable nuclear composition.

Added 8/4/2018 11:54:58 PM
This answer has been confirmed as correct and helpful.
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