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A period is the time required for half of the atoms of a radioactive element to decay

User Viral Shah
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Answer:

Radioactive Decay – Measuring the Age of the Solar System The half-life of a radioactive element is the amount of time it takes for half of the atoms in a sample to decay from an unstable state to a stable one.

Step-by-step explanation:

User Takirala
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Wait is this a question like true or false cuz I would guess false
User Andrew Nepogoda
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