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Tonyt Tonyt
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2 months ago

What is the mass of 25.0 mCi of technetium-99m image, which has a half-life of 6.00 h?



4.74 ng



50.7 pg



1.05 ng



3.29 ng



25.0 mg

Textbook 
College Physics

College Physics


Edition: 5th
Author:
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brassgodbrassgod
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