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Q: The amount of time it takes for half of the radioisotopes in a sample to decay into their stable end products is called: Question 5 answers decay time half-life halftime radiation
A: The amount of time it takes for half of the radioisotopes in a sample to decay into their stable end products is called: half-life.
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User: The amount of time it takes for half of the radioisotopes in a sample to decay into their stable end products is called: Question 5 answers decay time half-life halftime radiation





Weegy: The amount of time it takes for half of the radioisotopes in a sample to decay into their stable end products is called: half-life.
Expert answered|alfred123|Points 1513|

User: The longest-duration units of the geologic time scale are: Question 7 answers Periods Eons Epochs none of these

Weegy: The longest-duration units of the geologic time scale are: Eons.
Expert answered|alfred123|Points 1513|

User: Fossils played no role in developing the geological time scale. Question 10 answers True False

Weegy: FALSE. Fossils played a role in developing the geological time scale.
Expert answered|alfred123|Points 1513|

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Earth's early atmosphere apparently lacked: Question 2 answers oxygen carbon dioxide water vapor ammonia
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Weegy: The first eukaryotic fossils are Protists. User: A symbiotic relationship in which both organisms benefit is called: Question 6 answers parasitism communism mutualism capitalism (More)
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A symbiotic relationship in which both organisms benefit is called mutualism.
Added 7/7/2014 7:33:18 AM
This answer has been confirmed as correct and helpful.
Confirmed by jeifunk [7/7/2014 7:33:40 AM]
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