Term
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Definition
| Z, the number of in the nucleus |
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Term
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Definition
| N, the number of neutrons in the nucleus |
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Term
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Definition
| A, the number of nucleons in the nucleus |
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Term
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Definition
| when an element has the same Z number but a different N and A values |
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Term
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Definition
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Term
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Definition
| nuclei are stable because of the presence of another, short ranged force |
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Term
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Definition
| the total energy of the bound system (the necleus) is less then the combined energy of the seperated nucleons |
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Term
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Definition
| the spontaneous emissions of radiation |
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Term
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Definition
| a particle similar to the electron in all respects exept that it has a charge of +e |
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Term
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Definition
| how fast an sample decays per second |
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Term
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Definition
T1/2
the time it takes for one sample to reach one half of its initial amount |
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Term
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Definition
(Ci)
1Ci=3.7*1010decays/s |
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Term
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Definition
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Term
Spontaneous Decay
Transmutation |
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Definition
| when one element changes from one element to another |
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Term
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Definition
| when the emitted particle is the atome helium with 2 protons and 4 neutrons |
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Term
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Definition
after a nuclear reaction when an electron is emitted
the electron has no mass but an negative charge proton |
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Term
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Definition
the highest amount of energy relased in a nuclear reaction
has no charge |
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Term
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Definition
| the ability to change the structure of a nuclei by bombarding them with energetic particles |
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