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Question
A radioactive element is placed in an evacuated chamber. Then the rate of radioactive decay will ______.
Options
Decrease
Increase
Remain unchanged
Depend on the surrounding temperature
Solution
A radioactive element is placed in an evacuated chamber. Then the rate of radioactive decay will remain unchanged.
Explanation:
The properties of the atom's nucleus, not external factors, determine an element's rate of radioactive decay.
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